./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/string-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/string-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7c71ebd98a3b6e7de0397eeeb86fda8d96b2d4c8ea0b8e1766ce392ff80613de --- 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-6b4ec56 [2022-11-20 10:32:31,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:32:31,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:32:31,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:32:31,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:32:31,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:32:31,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:32:31,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:32:31,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:32:31,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:32:31,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:32:31,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:32:31,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:32:31,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:32:31,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:32:31,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:32:31,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:32:31,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:32:31,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:32:31,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:32:31,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:32:31,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:32:31,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:32:31,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:32:31,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:32:31,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:32:31,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:32:31,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:32:31,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:32:31,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:32:31,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:32:31,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:32:31,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:32:31,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:32:31,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:32:31,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:32:31,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:32:31,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:32:31,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:32:31,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:32:31,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:32:31,453 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-20 10:32:31,475 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:32:31,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:32:31,476 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:32:31,476 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:32:31,477 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:32:31,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:32:31,477 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:32:31,477 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 10:32:31,478 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 10:32:31,478 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 10:32:31,478 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 10:32:31,478 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 10:32:31,479 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 10:32:31,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:32:31,479 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:32:31,479 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:32:31,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:32:31,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:32:31,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:32:31,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 10:32:31,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 10:32:31,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 10:32:31,481 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:32:31,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:32:31,481 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 10:32:31,481 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:32:31,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 10:32:31,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:32:31,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:32:31,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:32:31,482 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:32:31,483 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 10:32:31,483 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_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c71ebd98a3b6e7de0397eeeb86fda8d96b2d4c8ea0b8e1766ce392ff80613de [2022-11-20 10:32:31,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:32:31,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:32:31,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:32:31,797 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:32:31,798 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:32:31,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/loops/string-1.i [2022-11-20 10:32:35,047 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:32:35,278 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:32:35,279 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/sv-benchmarks/c/loops/string-1.i [2022-11-20 10:32:35,289 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/data/d1d549b04/6d44a1550cca4e3ea442ed63b396df15/FLAG98a947dc5 [2022-11-20 10:32:35,306 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/data/d1d549b04/6d44a1550cca4e3ea442ed63b396df15 [2022-11-20 10:32:35,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:32:35,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:32:35,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:32:35,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:32:35,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:32:35,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:32:35" (1/1) ... [2022-11-20 10:32:35,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70ccb87d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35, skipping insertion in model container [2022-11-20 10:32:35,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:32:35" (1/1) ... [2022-11-20 10:32:35,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:32:35,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:32:35,492 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/sv-benchmarks/c/loops/string-1.i[896,909] [2022-11-20 10:32:35,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:32:35,521 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:32:35,535 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/sv-benchmarks/c/loops/string-1.i[896,909] [2022-11-20 10:32:35,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:32:35,558 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:32:35,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35 WrapperNode [2022-11-20 10:32:35,559 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:32:35,560 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:32:35,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:32:35,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:32:35,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35" (1/1) ... [2022-11-20 10:32:35,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35" (1/1) ... [2022-11-20 10:32:35,597 INFO L138 Inliner]: procedures = 17, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 124 [2022-11-20 10:32:35,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:32:35,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:32:35,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:32:35,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:32:35,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35" (1/1) ... [2022-11-20 10:32:35,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35" (1/1) ... [2022-11-20 10:32:35,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35" (1/1) ... [2022-11-20 10:32:35,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35" (1/1) ... [2022-11-20 10:32:35,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35" (1/1) ... [2022-11-20 10:32:35,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35" (1/1) ... [2022-11-20 10:32:35,624 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35" (1/1) ... [2022-11-20 10:32:35,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35" (1/1) ... [2022-11-20 10:32:35,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:32:35,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:32:35,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:32:35,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:32:35,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35" (1/1) ... [2022-11-20 10:32:35,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:35,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:35,665 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:35,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 10:32:35,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:32:35,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:32:35,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:32:35,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 10:32:35,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:32:35,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:32:35,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 10:32:35,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:32:35,770 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:32:35,772 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:32:35,967 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:32:35,974 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:32:35,974 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-20 10:32:35,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:35 BoogieIcfgContainer [2022-11-20 10:32:35,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:32:35,978 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 10:32:35,978 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 10:32:35,982 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 10:32:35,983 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:32:35,983 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 10:32:35" (1/3) ... [2022-11-20 10:32:35,984 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@56d5061c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:32:35, skipping insertion in model container [2022-11-20 10:32:35,985 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:32:35,985 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:35" (2/3) ... [2022-11-20 10:32:35,985 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@56d5061c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 10:32:35, skipping insertion in model container [2022-11-20 10:32:35,985 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 10:32:35,985 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:35" (3/3) ... [2022-11-20 10:32:35,987 INFO L332 chiAutomizerObserver]: Analyzing ICFG string-1.i [2022-11-20 10:32:36,065 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 10:32:36,066 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 10:32:36,066 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 10:32:36,067 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 10:32:36,067 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 10:32:36,068 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 10:32:36,068 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 10:32:36,068 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 10:32:36,072 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:36,094 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2022-11-20 10:32:36,094 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:36,094 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:36,098 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 10:32:36,098 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:36,098 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 10:32:36,099 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:36,101 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2022-11-20 10:32:36,101 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:36,101 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:36,102 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 10:32:36,102 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:36,109 INFO L748 eck$LassoCheckResult]: Stem: 15#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 23#L33-3true [2022-11-20 10:32:36,110 INFO L750 eck$LassoCheckResult]: Loop: 23#L33-3true assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 17#L33-2true main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 23#L33-3true [2022-11-20 10:32:36,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:36,122 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-20 10:32:36,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:36,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55090054] [2022-11-20 10:32:36,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:36,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:36,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:36,341 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:36,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:36,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2022-11-20 10:32:36,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:36,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444296869] [2022-11-20 10:32:36,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:36,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:36,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:36,357 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:36,365 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:36,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:36,367 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2022-11-20 10:32:36,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:36,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895324444] [2022-11-20 10:32:36,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:36,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:36,394 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:36,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:36,412 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:36,969 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:36,970 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:36,970 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:36,970 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:36,971 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:32:36,971 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:36,971 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:36,971 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:36,971 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration1_Lasso [2022-11-20 10:32:36,972 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:36,972 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:36,992 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,003 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,008 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,011 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,015 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,018 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,021 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,025 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,028 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,031 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,034 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,037 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,039 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,375 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,378 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,382 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,385 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,389 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,392 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,394 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,398 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,400 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:37,757 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:37,762 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:32:37,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:37,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:37,771 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:37,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 10:32:37,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:37,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:37,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:37,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:37,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:37,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:37,799 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:37,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:37,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:37,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-11-20 10:32:37,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:37,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:37,810 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:37,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 10:32:37,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:37,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:37,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:37,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:37,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:37,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:37,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:37,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:37,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:37,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:37,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:37,920 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:37,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:37,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:37,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:37,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:37,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:37,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:37,985 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:37,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:37,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 10:32:37,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,002 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 10:32:38,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:38,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:38,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,066 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:38,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,089 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:38,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:38,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 10:32:38,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,114 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:38,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:38,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:38,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 10:32:38,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,162 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 10:32:38,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:38,182 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:38,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,200 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 10:32:38,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:38,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:38,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:38,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,250 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 10:32:38,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:38,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:38,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:38,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,295 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:38,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 10:32:38,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:38,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:38,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,353 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 10:32:38,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:38,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,371 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:38,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:38,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,390 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:38,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,413 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:38,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:38,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 10:32:38,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,453 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:38,482 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:38,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 10:32:38,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,509 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:38,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,531 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:38,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:38,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 10:32:38,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,558 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 10:32:38,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,580 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:38,580 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:38,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,605 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:38,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:38,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 10:32:38,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,656 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,689 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:38,689 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:38,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 10:32:38,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-11-20 10:32:38,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,713 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,739 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:38,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:38,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 10:32:38,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,757 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 10:32:38,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,774 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:38,774 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:38,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,799 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,833 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:38,833 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:38,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 10:32:38,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,865 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:38,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:38,887 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:38,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 10:32:38,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,909 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 10:32:38,914 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 [2022-11-20 10:32:38,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:38,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,929 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:38,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:38,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,956 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:38,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 10:32:38,962 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 [2022-11-20 10:32:38,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:38,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:38,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:38,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:38,975 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:38,975 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:38,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:38,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:38,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:38,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:38,997 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:39,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:39,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:39,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:39,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:39,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:39,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:39,020 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:39,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 10:32:39,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:39,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:39,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:39,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:39,053 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:39,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:39,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:39,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:39,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:39,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:39,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 10:32:39,077 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:39,077 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:39,103 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:32:39,123 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-20 10:32:39,123 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-11-20 10:32:39,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:39,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:39,143 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:39,145 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:32:39,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 10:32:39,177 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:32:39,177 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:32:39,178 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_1, ULTIMATE.start_main_~i~0#1) = 9*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_1 - 2*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-20 10:32:39,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:39,226 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2022-11-20 10:32:39,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:39,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:32:39,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:39,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:32:39,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:39,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:32:39,369 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 10:32:39,371 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:39,447 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.625) internal successors, (39), 24 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 50 states and 80 transitions. Complement of second has 8 states. [2022-11-20 10:32:39,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 10:32:39,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:39,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 40 transitions. [2022-11-20 10:32:39,457 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 2 letters. Loop has 2 letters. [2022-11-20 10:32:39,458 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:39,458 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 4 letters. Loop has 2 letters. [2022-11-20 10:32:39,458 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:39,458 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 40 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-20 10:32:39,458 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:39,459 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 80 transitions. [2022-11-20 10:32:39,472 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:32:39,476 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 19 states and 28 transitions. [2022-11-20 10:32:39,477 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2022-11-20 10:32:39,477 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-20 10:32:39,478 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 28 transitions. [2022-11-20 10:32:39,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:32:39,478 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2022-11-20 10:32:39,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 28 transitions. [2022-11-20 10:32:39,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-11-20 10:32:39,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:39,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 28 transitions. [2022-11-20 10:32:39,504 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2022-11-20 10:32:39,504 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 28 transitions. [2022-11-20 10:32:39,504 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 10:32:39,504 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 28 transitions. [2022-11-20 10:32:39,505 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:32:39,505 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:39,505 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:39,505 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-20 10:32:39,505 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:39,506 INFO L748 eck$LassoCheckResult]: Stem: 151#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 152#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 161#L33-3 assume !(main_~i~0#1 < 5); 156#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 157#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 150#L37-3 [2022-11-20 10:32:39,506 INFO L750 eck$LassoCheckResult]: Loop: 150#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 149#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 150#L37-3 [2022-11-20 10:32:39,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:39,507 INFO L85 PathProgramCache]: Analyzing trace with hash 28696938, now seen corresponding path program 1 times [2022-11-20 10:32:39,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:39,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334850716] [2022-11-20 10:32:39,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:39,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:39,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:32:39,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:32:39,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334850716] [2022-11-20 10:32:39,596 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334850716] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:32:39,596 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:32:39,596 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:32:39,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075107490] [2022-11-20 10:32:39,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:32:39,599 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:32:39,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:39,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1891, now seen corresponding path program 1 times [2022-11-20 10:32:39,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:39,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032999492] [2022-11-20 10:32:39,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:39,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:39,606 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:39,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:39,611 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:39,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:32:39,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:32:39,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:32:39,660 INFO L87 Difference]: Start difference. First operand 19 states and 28 transitions. cyclomatic complexity: 14 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:39,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:32:39,692 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2022-11-20 10:32:39,692 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 30 transitions. [2022-11-20 10:32:39,693 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:32:39,695 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 30 transitions. [2022-11-20 10:32:39,695 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2022-11-20 10:32:39,695 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2022-11-20 10:32:39,695 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 30 transitions. [2022-11-20 10:32:39,695 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:32:39,696 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 30 transitions. [2022-11-20 10:32:39,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 30 transitions. [2022-11-20 10:32:39,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 20. [2022-11-20 10:32:39,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.25) internal successors, (25), 19 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) [2022-11-20 10:32:39,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2022-11-20 10:32:39,698 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2022-11-20 10:32:39,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:32:39,700 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2022-11-20 10:32:39,700 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-20 10:32:39,700 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2022-11-20 10:32:39,701 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:32:39,701 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:39,701 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:39,701 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:32:39,701 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:39,701 INFO L748 eck$LassoCheckResult]: Stem: 200#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 201#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 210#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 208#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 209#L33-3 assume !(main_~i~0#1 < 5); 205#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 206#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 214#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 198#L37-2 [2022-11-20 10:32:39,701 INFO L750 eck$LassoCheckResult]: Loop: 198#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 199#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 198#L37-2 [2022-11-20 10:32:39,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:39,702 INFO L85 PathProgramCache]: Analyzing trace with hash 265181045, now seen corresponding path program 1 times [2022-11-20 10:32:39,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:39,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489390367] [2022-11-20 10:32:39,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:39,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:39,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:32:39,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:32:39,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489390367] [2022-11-20 10:32:39,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489390367] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:32:39,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432446364] [2022-11-20 10:32:39,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:39,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:32:39,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:39,832 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:32:39,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2022-11-20 10:32:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:39,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 10:32:39,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:39,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:32:39,917 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:32:39,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:32:39,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [432446364] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:32:39,938 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:32:39,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-11-20 10:32:39,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176414875] [2022-11-20 10:32:39,939 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:32:39,940 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:32:39,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:39,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 2 times [2022-11-20 10:32:39,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:39,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260193162] [2022-11-20 10:32:39,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:39,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:39,955 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:39,964 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:40,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:32:40,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-20 10:32:40,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-11-20 10:32:40,009 INFO L87 Difference]: Start difference. First operand 20 states and 25 transitions. cyclomatic complexity: 10 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) [2022-11-20 10:32:40,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:32:40,104 INFO L93 Difference]: Finished difference Result 40 states and 49 transitions. [2022-11-20 10:32:40,104 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 49 transitions. [2022-11-20 10:32:40,107 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:32:40,111 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 40 states and 49 transitions. [2022-11-20 10:32:40,111 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2022-11-20 10:32:40,112 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2022-11-20 10:32:40,112 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 49 transitions. [2022-11-20 10:32:40,112 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:32:40,112 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 49 transitions. [2022-11-20 10:32:40,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 49 transitions. [2022-11-20 10:32:40,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 32. [2022-11-20 10:32:40,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.15625) internal successors, (37), 31 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:40,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 37 transitions. [2022-11-20 10:32:40,120 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 37 transitions. [2022-11-20 10:32:40,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 10:32:40,121 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 37 transitions. [2022-11-20 10:32:40,122 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-20 10:32:40,122 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 37 transitions. [2022-11-20 10:32:40,122 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:32:40,122 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:40,122 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:40,123 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 3, 1, 1, 1, 1, 1] [2022-11-20 10:32:40,123 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:40,123 INFO L748 eck$LassoCheckResult]: Stem: 312#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 313#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 322#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 327#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 328#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 320#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 321#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 334#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 333#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 330#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 329#L33-3 assume !(main_~i~0#1 < 5); 317#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 318#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 326#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 310#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 311#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 338#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 337#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 336#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 335#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 332#L37-2 [2022-11-20 10:32:40,123 INFO L750 eck$LassoCheckResult]: Loop: 332#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 331#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 332#L37-2 [2022-11-20 10:32:40,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:40,124 INFO L85 PathProgramCache]: Analyzing trace with hash 213314517, now seen corresponding path program 1 times [2022-11-20 10:32:40,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:40,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361889500] [2022-11-20 10:32:40,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:40,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:40,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:40,342 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 10:32:40,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:32:40,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361889500] [2022-11-20 10:32:40,343 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361889500] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:32:40,343 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1255726407] [2022-11-20 10:32:40,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:40,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:32:40,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:40,345 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:32:40,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2022-11-20 10:32:40,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:40,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:32:40,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:40,455 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 10:32:40,455 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:32:40,499 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 10:32:40,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1255726407] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:32:40,499 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:32:40,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2022-11-20 10:32:40,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216739200] [2022-11-20 10:32:40,500 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:32:40,500 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:32:40,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:40,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 3 times [2022-11-20 10:32:40,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:40,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191967749] [2022-11-20 10:32:40,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:40,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:40,506 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:40,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:40,509 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:40,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:32:40,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 10:32:40,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2022-11-20 10:32:40,556 INFO L87 Difference]: Start difference. First operand 32 states and 37 transitions. cyclomatic complexity: 10 Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:40,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:32:40,642 INFO L93 Difference]: Finished difference Result 46 states and 56 transitions. [2022-11-20 10:32:40,642 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 56 transitions. [2022-11-20 10:32:40,643 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:32:40,643 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 46 states and 56 transitions. [2022-11-20 10:32:40,643 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2022-11-20 10:32:40,643 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2022-11-20 10:32:40,644 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 56 transitions. [2022-11-20 10:32:40,644 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:32:40,644 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46 states and 56 transitions. [2022-11-20 10:32:40,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 56 transitions. [2022-11-20 10:32:40,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 36. [2022-11-20 10:32:40,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 35 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:40,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2022-11-20 10:32:40,647 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 41 transitions. [2022-11-20 10:32:40,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-20 10:32:40,648 INFO L428 stractBuchiCegarLoop]: Abstraction has 36 states and 41 transitions. [2022-11-20 10:32:40,648 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-20 10:32:40,648 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 41 transitions. [2022-11-20 10:32:40,649 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:32:40,649 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:40,649 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:40,650 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 4, 1, 1, 1, 1, 1] [2022-11-20 10:32:40,650 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:40,650 INFO L748 eck$LassoCheckResult]: Stem: 515#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 516#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 525#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 530#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 531#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 523#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 524#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 541#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 539#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 537#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 536#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 533#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 532#L33-3 assume !(main_~i~0#1 < 5); 520#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 521#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 529#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 513#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 514#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 545#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 544#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 543#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 542#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 540#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 538#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 535#L37-2 [2022-11-20 10:32:40,650 INFO L750 eck$LassoCheckResult]: Loop: 535#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 534#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 535#L37-2 [2022-11-20 10:32:40,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:40,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1212159477, now seen corresponding path program 2 times [2022-11-20 10:32:40,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:40,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093550667] [2022-11-20 10:32:40,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:40,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:40,680 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:40,709 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:40,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:40,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 4 times [2022-11-20 10:32:40,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:40,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812214968] [2022-11-20 10:32:40,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:40,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:40,720 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:40,724 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:40,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:40,725 INFO L85 PathProgramCache]: Analyzing trace with hash 949121171, now seen corresponding path program 3 times [2022-11-20 10:32:40,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:40,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262493477] [2022-11-20 10:32:40,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:40,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:40,879 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-20 10:32:40,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:32:40,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262493477] [2022-11-20 10:32:40,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262493477] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:32:40,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [463291348] [2022-11-20 10:32:40,880 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 10:32:40,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:32:40,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:40,887 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:32:40,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2022-11-20 10:32:41,007 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2022-11-20 10:32:41,008 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:32:41,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 10:32:41,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:41,054 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-20 10:32:41,054 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:32:41,055 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [463291348] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:32:41,055 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:32:41,055 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2022-11-20 10:32:41,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119368075] [2022-11-20 10:32:41,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:32:41,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:32:41,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 10:32:41,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2022-11-20 10:32:41,103 INFO L87 Difference]: Start difference. First operand 36 states and 41 transitions. cyclomatic complexity: 10 Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:41,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:32:41,225 INFO L93 Difference]: Finished difference Result 48 states and 57 transitions. [2022-11-20 10:32:41,225 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 57 transitions. [2022-11-20 10:32:41,226 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 10:32:41,227 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 57 transitions. [2022-11-20 10:32:41,227 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2022-11-20 10:32:41,228 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2022-11-20 10:32:41,230 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 57 transitions. [2022-11-20 10:32:41,230 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:32:41,230 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 57 transitions. [2022-11-20 10:32:41,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 57 transitions. [2022-11-20 10:32:41,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 36. [2022-11-20 10:32:41,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 35 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:41,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 39 transitions. [2022-11-20 10:32:41,235 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 39 transitions. [2022-11-20 10:32:41,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-20 10:32:41,240 INFO L428 stractBuchiCegarLoop]: Abstraction has 36 states and 39 transitions. [2022-11-20 10:32:41,240 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-20 10:32:41,240 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 39 transitions. [2022-11-20 10:32:41,241 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-11-20 10:32:41,241 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:41,241 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:41,242 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:32:41,242 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:41,242 INFO L748 eck$LassoCheckResult]: Stem: 688#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 689#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 698#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 696#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 697#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 717#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 715#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 713#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 711#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 709#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 707#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 705#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 703#L33-3 assume !(main_~i~0#1 < 5); 693#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 694#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 702#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 686#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 687#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 718#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 716#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 714#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 712#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 710#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 708#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 706#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 704#L37-3 assume !(main_~i~0#1 < 5); 700#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 701#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 685#L42-3 [2022-11-20 10:32:41,243 INFO L750 eck$LassoCheckResult]: Loop: 685#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 683#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 685#L42-3 [2022-11-20 10:32:41,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:41,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1572377782, now seen corresponding path program 1 times [2022-11-20 10:32:41,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:41,244 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016449087] [2022-11-20 10:32:41,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:41,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:41,269 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:41,290 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:41,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:41,290 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 1 times [2022-11-20 10:32:41,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:41,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945126425] [2022-11-20 10:32:41,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:41,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:41,294 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:41,298 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:41,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:41,298 INFO L85 PathProgramCache]: Analyzing trace with hash -773438245, now seen corresponding path program 1 times [2022-11-20 10:32:41,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:41,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867680562] [2022-11-20 10:32:41,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:41,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:41,329 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:41,368 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:46,874 WARN L233 SmtUtils]: Spent 5.47s on a formula simplification. DAG size of input: 232 DAG size of output: 176 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:32:47,380 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:47,381 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:47,381 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:47,381 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:47,381 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:32:47,381 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:47,381 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:47,381 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:47,382 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration6_Lasso [2022-11-20 10:32:47,382 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:47,382 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:47,385 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:47,389 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:47,392 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:47,395 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:47,397 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:47,399 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:48,980 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:48,984 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:48,987 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:48,990 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:48,992 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:48,994 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:48,996 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:48,999 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:49,003 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:49,005 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:49,007 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:49,009 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:49,012 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:49,014 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:49,016 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:49,440 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:49,441 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:32:49,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,450 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:49,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:49,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:49,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:49,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 10:32:49,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:49,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-11-20 10:32:49,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,497 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,504 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 [2022-11-20 10:32:49,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:49,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,517 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:49,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:49,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 10:32:49,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:49,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:49,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,537 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:49,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,556 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:49,556 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:49,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 10:32:49,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:49,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:49,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,584 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 10:32:49,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:49,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:49,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:49,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:49,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:49,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:49,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,620 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:49,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:49,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:49,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:49,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 10:32:49,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:49,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:49,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,657 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:49,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,676 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:49,676 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:49,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 10:32:49,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:49,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:49,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,709 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 10:32:49,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:49,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,726 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:49,726 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:49,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:49,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-20 10:32:49,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,733 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-20 10:32:49,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:49,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,754 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:49,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:49,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:49,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:49,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,775 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 10:32:49,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:49,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:49,789 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:49,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:49,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:49,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,801 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:49,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-20 10:32:49,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,821 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:49,821 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:49,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:49,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:49,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,855 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-20 10:32:49,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:49,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,874 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:49,874 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:49,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:49,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:49,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,913 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:49,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,934 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:49,934 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:49,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-20 10:32:49,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:49,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:49,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,954 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:49,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-20 10:32:49,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,971 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:49,971 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:49,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:49,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-20 10:32:49,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:49,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:49,979 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:49,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-20 10:32:49,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:49,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:49,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:49,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:49,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:49,994 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:49,994 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:50,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:50,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:50,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:50,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:50,017 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:50,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-20 10:32:50,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:50,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:50,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:50,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:50,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:50,038 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:50,039 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:50,052 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:32:50,076 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-11-20 10:32:50,076 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-11-20 10:32:50,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:50,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:50,083 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:50,089 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:32:50,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-20 10:32:50,107 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:32:50,107 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:32:50,107 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_2, ULTIMATE.start_main_~nc_A~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_2 - 1*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [] [2022-11-20 10:32:50,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:50,327 INFO L156 tatePredicateManager]: 43 out of 44 supporting invariants were superfluous and have been removed [2022-11-20 10:32:50,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:50,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:32:50,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:50,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:50,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:50,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:32:50,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:50,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:32:50,567 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 [2022-11-20 10:32:50,567 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 36 states and 39 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:50,607 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 36 states and 39 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 44 states and 51 transitions. Complement of second has 5 states. [2022-11-20 10:32:50,607 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 [2022-11-20 10:32:50,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:50,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2022-11-20 10:32:50,608 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 28 letters. Loop has 2 letters. [2022-11-20 10:32:50,609 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:50,609 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 30 letters. Loop has 2 letters. [2022-11-20 10:32:50,609 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:50,609 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 28 letters. Loop has 4 letters. [2022-11-20 10:32:50,610 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:32:50,610 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 51 transitions. [2022-11-20 10:32:50,610 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:50,611 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 38 states and 42 transitions. [2022-11-20 10:32:50,611 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2022-11-20 10:32:50,611 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2022-11-20 10:32:50,611 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 42 transitions. [2022-11-20 10:32:50,611 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:32:50,611 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 42 transitions. [2022-11-20 10:32:50,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 42 transitions. [2022-11-20 10:32:50,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-11-20 10:32:50,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.105263157894737) internal successors, (42), 37 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:32:50,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 42 transitions. [2022-11-20 10:32:50,614 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 42 transitions. [2022-11-20 10:32:50,614 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 42 transitions. [2022-11-20 10:32:50,614 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-20 10:32:50,614 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 42 transitions. [2022-11-20 10:32:50,615 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:32:50,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:32:50,615 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:32:50,616 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:32:50,616 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:32:50,616 INFO L748 eck$LassoCheckResult]: Stem: 1061#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1062#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1072#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1069#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1070#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1092#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1091#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1090#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1089#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1088#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1086#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1084#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1082#L33-3 assume !(main_~i~0#1 < 5); 1066#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1067#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1077#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1059#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1060#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1076#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1087#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1085#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1083#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1081#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1080#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1079#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1078#L37-3 assume !(main_~i~0#1 < 5); 1074#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1075#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1071#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1055#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1056#L42-4 main_~nc_B~0#1 := 0; 1064#L46-3 [2022-11-20 10:32:50,616 INFO L750 eck$LassoCheckResult]: Loop: 1064#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1063#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1064#L46-3 [2022-11-20 10:32:50,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:50,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1793218173, now seen corresponding path program 1 times [2022-11-20 10:32:50,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:50,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347929099] [2022-11-20 10:32:50,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:50,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:50,637 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:50,653 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:50,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:50,653 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 1 times [2022-11-20 10:32:50,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:50,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193045043] [2022-11-20 10:32:50,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:50,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:50,657 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:50,659 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:50,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:50,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1000780450, now seen corresponding path program 1 times [2022-11-20 10:32:50,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:50,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518013513] [2022-11-20 10:32:50,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:50,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:50,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:50,679 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:50,696 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:56,704 WARN L233 SmtUtils]: Spent 5.97s on a formula simplification. DAG size of input: 243 DAG size of output: 185 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:32:57,538 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:32:57,539 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:32:57,539 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:32:57,539 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:32:57,539 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:32:57,539 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:57,539 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:32:57,539 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:32:57,539 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration7_Lasso [2022-11-20 10:32:57,539 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:32:57,539 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:32:57,542 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,549 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,550 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,552 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,558 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,561 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,563 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,566 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,570 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,572 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,575 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,580 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,582 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,585 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:57,587 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:59,160 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:59,163 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:59,165 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:32:59,586 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:32:59,586 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:32:59,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,592 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-20 10:32:59,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-20 10:32:59,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,610 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-20 10:32:59,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-20 10:32:59,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,631 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-20 10:32:59,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-20 10:32:59,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,649 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-20 10:32:59,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,664 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,664 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-11-20 10:32:59,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,676 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-20 10:32:59,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-20 10:32:59,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,696 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-20 10:32:59,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:59,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,715 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-20 10:32:59,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-20 10:32:59,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,732 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-20 10:32:59,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,745 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-11-20 10:32:59,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,750 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-20 10:32:59,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,770 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,770 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-11-20 10:32:59,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,777 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-20 10:32:59,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-20 10:32:59,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,796 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-20 10:32:59,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-20 10:32:59,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,814 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-20 10:32:59,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,828 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-11-20 10:32:59,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,835 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-20 10:32:59,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,848 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-20 10:32:59,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,855 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-20 10:32:59,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:59,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,892 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-20 10:32:59,894 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 [2022-11-20 10:32:59,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-20 10:32:59,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,910 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-20 10:32:59,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:32:59,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,923 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:32:59,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:32:59,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-20 10:32:59,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,928 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-20 10:32:59,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,942 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,942 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-20 10:32:59,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,957 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-20 10:32:59,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:32:59,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:32:59,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-11-20 10:32:59,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:32:59,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:59,979 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:59,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-20 10:32:59,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:32:59,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:32:59,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:32:59,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:32:59,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:32:59,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:32:59,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:00,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,026 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-20 10:33:00,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:00,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-20 10:33:00,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,061 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-20 10:33:00,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,077 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:00,077 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:00,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,112 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-20 10:33:00,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,128 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:00,128 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-20 10:33:00,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,137 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-20 10:33:00,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,149 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:33:00,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,153 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-20 10:33:00,153 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:33:00,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-11-20 10:33:00,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,169 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-20 10:33:00,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,185 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:00,185 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-11-20 10:33:00,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,194 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-20 10:33:00,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,209 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:00,209 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-11-20 10:33:00,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,216 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-20 10:33:00,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,230 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:00,230 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-11-20 10:33:00,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,262 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-20 10:33:00,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:00,277 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:00,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,285 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-20 10:33:00,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,299 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:00,299 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:00,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,307 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-20 10:33:00,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,326 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:00,326 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-11-20 10:33:00,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,349 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-20 10:33:00,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:00,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:00,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:00,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-11-20 10:33:00,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,367 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-20 10:33:00,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,382 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:00,382 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-20 10:33:00,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,390 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-20 10:33:00,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:00,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-11-20 10:33:00,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,422 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-20 10:33:00,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,435 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:00,435 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:00,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:00,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,451 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-20 10:33:00,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:00,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:00,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:00,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:00,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:00,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:00,475 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:00,485 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:33:00,512 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2022-11-20 10:33:00,512 INFO L444 ModelExtractionUtils]: 0 out of 19 variables were initially zero. Simplification set additionally 16 variables to zero. [2022-11-20 10:33:00,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:00,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:00,513 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:00,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-20 10:33:00,516 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:33:00,526 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:33:00,527 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:33:00,527 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_3, ULTIMATE.start_main_~nc_B~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_3 - 1*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [] [2022-11-20 10:33:00,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-11-20 10:33:00,739 INFO L156 tatePredicateManager]: 38 out of 41 supporting invariants were superfluous and have been removed [2022-11-20 10:33:00,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:00,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:33:00,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:01,010 WARN L261 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:33:01,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:01,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:33:01,041 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-20 10:33:01,042 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 42 transitions. cyclomatic complexity: 7 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 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) [2022-11-20 10:33:01,134 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 42 transitions. cyclomatic complexity: 7. Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 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 53 states and 61 transitions. Complement of second has 9 states. [2022-11-20 10:33:01,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:33:01,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 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) [2022-11-20 10:33:01,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 28 transitions. [2022-11-20 10:33:01,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 31 letters. Loop has 2 letters. [2022-11-20 10:33:01,136 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:01,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 33 letters. Loop has 2 letters. [2022-11-20 10:33:01,136 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:01,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 31 letters. Loop has 4 letters. [2022-11-20 10:33:01,137 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:01,137 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 61 transitions. [2022-11-20 10:33:01,138 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:01,138 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 41 states and 45 transitions. [2022-11-20 10:33:01,138 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2022-11-20 10:33:01,139 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2022-11-20 10:33:01,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 45 transitions. [2022-11-20 10:33:01,139 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:01,139 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 45 transitions. [2022-11-20 10:33:01,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 45 transitions. [2022-11-20 10:33:01,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 38. [2022-11-20 10:33:01,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.0789473684210527) internal successors, (41), 37 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:01,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 41 transitions. [2022-11-20 10:33:01,142 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 41 transitions. [2022-11-20 10:33:01,142 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 41 transitions. [2022-11-20 10:33:01,142 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-20 10:33:01,142 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 41 transitions. [2022-11-20 10:33:01,143 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:01,143 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:01,143 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:01,144 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:01,144 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:01,144 INFO L748 eck$LassoCheckResult]: Stem: 1450#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1451#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1461#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1458#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1459#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1481#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1480#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1478#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1476#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1474#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1472#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1470#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1468#L33-3 assume !(main_~i~0#1 < 5); 1455#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1456#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1465#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1448#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1449#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1479#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1477#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1475#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1473#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1471#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1469#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1467#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1466#L37-3 assume !(main_~i~0#1 < 5); 1463#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1464#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1460#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1446#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 1447#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1444#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1445#L42-4 main_~nc_B~0#1 := 0; 1453#L46-3 [2022-11-20 10:33:01,144 INFO L750 eck$LassoCheckResult]: Loop: 1453#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1452#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1453#L46-3 [2022-11-20 10:33:01,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:01,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1000831032, now seen corresponding path program 1 times [2022-11-20 10:33:01,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:01,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371761073] [2022-11-20 10:33:01,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:01,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:01,168 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:01,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:01,224 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:01,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:01,225 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 2 times [2022-11-20 10:33:01,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:01,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709278066] [2022-11-20 10:33:01,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:01,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:01,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:01,228 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:01,231 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:01,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:01,232 INFO L85 PathProgramCache]: Analyzing trace with hash -274050659, now seen corresponding path program 1 times [2022-11-20 10:33:01,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:01,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926418562] [2022-11-20 10:33:01,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:01,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:01,251 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:01,269 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:06,375 WARN L233 SmtUtils]: Spent 5.06s on a formula simplification. DAG size of input: 255 DAG size of output: 191 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:33:07,226 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:33:07,227 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:33:07,227 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:33:07,227 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:33:07,227 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:33:07,227 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:07,227 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:33:07,227 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:33:07,227 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration8_Lasso [2022-11-20 10:33:07,227 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:33:07,227 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:33:07,230 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,233 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,236 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,238 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,240 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,242 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,244 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,246 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,248 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,250 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,252 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,255 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,258 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,260 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:07,262 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,656 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,672 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,674 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,677 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:08,679 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:09,103 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:33:09,103 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:33:09,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,108 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-20 10:33:09,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:09,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,123 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:09,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:09,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-11-20 10:33:09,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,128 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-20 10:33:09,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:09,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,143 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:09,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:09,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-11-20 10:33:09,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,149 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-20 10:33:09,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:09,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:09,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:09,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-11-20 10:33:09,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,169 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-20 10:33:09,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:09,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,184 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:09,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:09,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-11-20 10:33:09,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,190 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-20 10:33:09,194 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 [2022-11-20 10:33:09,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:09,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:09,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:09,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-11-20 10:33:09,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,212 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-20 10:33:09,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:09,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:09,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:09,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-11-20 10:33:09,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,233 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-20 10:33:09,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:09,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,248 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:09,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:09,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:09,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,253 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-20 10:33:09,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:09,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,268 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:09,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:09,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2022-11-20 10:33:09,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,275 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-20 10:33:09,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,290 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:09,291 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:09,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:09,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,325 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-20 10:33:09,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:09,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:09,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:09,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2022-11-20 10:33:09,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,356 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-20 10:33:09,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,373 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:09,373 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:09,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:09,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,381 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-20 10:33:09,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,397 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:09,397 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:09,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-11-20 10:33:09,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,404 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-20 10:33:09,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:09,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:09,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:09,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:09,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,431 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-20 10:33:09,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:09,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,452 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:09,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:09,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:09,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,458 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-20 10:33:09,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,474 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:09,474 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:09,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:09,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,483 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-20 10:33:09,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,499 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:09,499 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:09,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-11-20 10:33:09,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,524 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-20 10:33:09,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,539 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:09,539 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:09,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:09,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:09,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,548 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-20 10:33:09,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:09,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:09,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:09,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:09,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:09,570 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:09,570 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:09,584 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:33:09,619 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2022-11-20 10:33:09,619 INFO L444 ModelExtractionUtils]: 1 out of 22 variables were initially zero. Simplification set additionally 16 variables to zero. [2022-11-20 10:33:09,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:09,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:09,621 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:09,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-20 10:33:09,623 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:33:09,635 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-20 10:33:09,635 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:33:09,635 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_B~0#1, ULTIMATE.start_main_~nc_A~0#1) = -2*ULTIMATE.start_main_~nc_B~0#1 + 9*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [5*ULTIMATE.start_main_~nc_A~0#1 - 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_4 >= 0] [2022-11-20 10:33:09,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:09,857 INFO L156 tatePredicateManager]: 38 out of 43 supporting invariants were superfluous and have been removed [2022-11-20 10:33:09,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:09,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-20 10:33:09,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:09,993 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-20 10:33:09,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-20 10:33:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:10,524 WARN L261 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 10:33:10,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:10,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:33:10,582 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-11-20 10:33:10,582 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 41 transitions. cyclomatic complexity: 6 Second operand has 12 states, 12 states have (on average 2.25) internal successors, (27), 12 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:10,872 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 41 transitions. cyclomatic complexity: 6. Second operand has 12 states, 12 states have (on average 2.25) internal successors, (27), 12 states have internal predecessors, (27), 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 51 states and 58 transitions. Complement of second has 14 states. [2022-11-20 10:33:10,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 9 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:33:10,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.25) internal successors, (27), 12 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:10,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 41 transitions. [2022-11-20 10:33:10,877 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 41 transitions. Stem has 33 letters. Loop has 2 letters. [2022-11-20 10:33:10,877 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:10,877 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 41 transitions. Stem has 35 letters. Loop has 2 letters. [2022-11-20 10:33:10,878 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:10,878 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 41 transitions. Stem has 33 letters. Loop has 4 letters. [2022-11-20 10:33:10,878 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:10,878 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 58 transitions. [2022-11-20 10:33:10,879 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:10,880 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 50 states and 57 transitions. [2022-11-20 10:33:10,880 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 [2022-11-20 10:33:10,880 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43 [2022-11-20 10:33:10,880 INFO L73 IsDeterministic]: Start isDeterministic. Operand 50 states and 57 transitions. [2022-11-20 10:33:10,880 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:10,881 INFO L218 hiAutomatonCegarLoop]: Abstraction has 50 states and 57 transitions. [2022-11-20 10:33:10,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states and 57 transitions. [2022-11-20 10:33:10,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 46. [2022-11-20 10:33:10,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.1304347826086956) internal successors, (52), 45 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:10,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 52 transitions. [2022-11-20 10:33:10,884 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 52 transitions. [2022-11-20 10:33:10,884 INFO L428 stractBuchiCegarLoop]: Abstraction has 46 states and 52 transitions. [2022-11-20 10:33:10,884 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-20 10:33:10,884 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 52 transitions. [2022-11-20 10:33:10,885 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:10,885 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:10,885 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:10,886 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:10,886 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:10,886 INFO L748 eck$LassoCheckResult]: Stem: 1869#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 1870#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1882#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1878#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1879#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1907#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1905#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1903#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1901#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1899#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1897#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 1895#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 1892#L33-3 assume !(main_~i~0#1 < 5); 1875#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1876#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1888#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1867#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1868#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1908#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1906#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1904#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1902#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1900#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1898#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 1896#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1893#L37-3 assume !(main_~i~0#1 < 5); 1884#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1885#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1880#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1881#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 1894#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1865#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 1866#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1863#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1864#L42-4 main_~nc_B~0#1 := 0; 1886#L46-3 [2022-11-20 10:33:10,886 INFO L750 eck$LassoCheckResult]: Loop: 1886#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1887#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1886#L46-3 [2022-11-20 10:33:10,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:10,887 INFO L85 PathProgramCache]: Analyzing trace with hash -274000077, now seen corresponding path program 2 times [2022-11-20 10:33:10,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:10,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959437890] [2022-11-20 10:33:10,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:10,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:10,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:10,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:10,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:10,947 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:10,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:10,948 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 3 times [2022-11-20 10:33:10,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:10,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384338846] [2022-11-20 10:33:10,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:10,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:10,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:10,952 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:10,955 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:10,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:10,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1321067048, now seen corresponding path program 2 times [2022-11-20 10:33:10,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:10,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593820694] [2022-11-20 10:33:10,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:10,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:10,986 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:11,010 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:18,029 WARN L233 SmtUtils]: Spent 6.98s on a formula simplification. DAG size of input: 267 DAG size of output: 202 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:33:18,932 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:33:18,932 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:33:18,933 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:33:18,933 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:33:18,933 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:33:18,933 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:18,933 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:33:18,933 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:33:18,933 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration9_Lasso [2022-11-20 10:33:18,933 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:33:18,933 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:33:18,936 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,938 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,940 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,943 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,945 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,949 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,951 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,953 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,955 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,957 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,961 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,963 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,965 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,967 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,969 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:18,970 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:21,031 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:21,034 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:21,036 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:21,511 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:33:21,511 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:33:21,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,513 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-20 10:33:21,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,532 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-20 10:33:21,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,549 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,550 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-20 10:33:21,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,570 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-20 10:33:21,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,584 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,590 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-20 10:33:21,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-11-20 10:33:21,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,612 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-20 10:33:21,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,631 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-20 10:33:21,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2022-11-20 10:33:21,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,651 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-20 10:33:21,653 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 [2022-11-20 10:33:21,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2022-11-20 10:33:21,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,669 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-20 10:33:21,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,683 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,688 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-20 10:33:21,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,709 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-20 10:33:21,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,722 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,727 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-20 10:33:21,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,740 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,740 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,745 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-11-20 10:33:21,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,758 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,763 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-11-20 10:33:21,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,776 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,781 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-11-20 10:33:21,783 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 [2022-11-20 10:33:21,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,799 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-11-20 10:33:21,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2022-11-20 10:33:21,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,818 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-11-20 10:33:21,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,833 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,833 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2022-11-20 10:33:21,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,842 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-11-20 10:33:21,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,858 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,858 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,867 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-11-20 10:33:21,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,881 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:33:21,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,884 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:33:21,884 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,896 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-11-20 10:33:21,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,920 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-11-20 10:33:21,923 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 [2022-11-20 10:33:21,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,935 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,935 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:21,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,944 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-11-20 10:33:21,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:21,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:21,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:21,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2022-11-20 10:33:21,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,965 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-11-20 10:33:21,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:21,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:21,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:21,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:21,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:21,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:21,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:21,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:21,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2022-11-20 10:33:21,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:21,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:21,987 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:21,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-11-20 10:33:21,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:22,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:22,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:22,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:22,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:22,004 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:22,004 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:22,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:22,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:22,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:22,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:22,012 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:22,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-11-20 10:33:22,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:22,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:22,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:22,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:22,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:22,026 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:22,027 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:22,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:22,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2022-11-20 10:33:22,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:22,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:22,034 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:22,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-11-20 10:33:22,037 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 [2022-11-20 10:33:22,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:22,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:22,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:22,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:22,055 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:22,056 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:22,082 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:33:22,102 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-11-20 10:33:22,102 INFO L444 ModelExtractionUtils]: 10 out of 22 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-11-20 10:33:22,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:22,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:22,108 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:22,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-11-20 10:33:22,113 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:33:22,142 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:33:22,142 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:33:22,143 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_5, ULTIMATE.start_main_~nc_B~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_5 - 1*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [] [2022-11-20 10:33:22,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:22,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:22,548 INFO L156 tatePredicateManager]: 58 out of 61 supporting invariants were superfluous and have been removed [2022-11-20 10:33:22,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:22,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 10:33:22,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:22,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:22,881 WARN L261 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:33:22,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:22,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:33:22,920 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-11-20 10:33:22,920 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 46 states and 52 transitions. cyclomatic complexity: 10 Second operand has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:23,030 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 46 states and 52 transitions. cyclomatic complexity: 10. Second operand has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 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 65 states and 78 transitions. Complement of second has 10 states. [2022-11-20 10:33:23,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:33:23,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.0) internal successors, (21), 7 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:23,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 33 transitions. [2022-11-20 10:33:23,032 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 33 transitions. Stem has 35 letters. Loop has 2 letters. [2022-11-20 10:33:23,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:23,032 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 33 transitions. Stem has 37 letters. Loop has 2 letters. [2022-11-20 10:33:23,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:23,033 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 33 transitions. Stem has 35 letters. Loop has 4 letters. [2022-11-20 10:33:23,033 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:23,033 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 78 transitions. [2022-11-20 10:33:23,033 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-11-20 10:33:23,034 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 62 states and 73 transitions. [2022-11-20 10:33:23,034 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2022-11-20 10:33:23,034 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 50 [2022-11-20 10:33:23,034 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 73 transitions. [2022-11-20 10:33:23,034 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:23,034 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 73 transitions. [2022-11-20 10:33:23,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 73 transitions. [2022-11-20 10:33:23,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 48. [2022-11-20 10:33:23,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.1458333333333333) internal successors, (55), 47 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:23,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 55 transitions. [2022-11-20 10:33:23,043 INFO L240 hiAutomatonCegarLoop]: Abstraction has 48 states and 55 transitions. [2022-11-20 10:33:23,043 INFO L428 stractBuchiCegarLoop]: Abstraction has 48 states and 55 transitions. [2022-11-20 10:33:23,043 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-20 10:33:23,043 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 55 transitions. [2022-11-20 10:33:23,044 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:23,044 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:23,044 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:23,045 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:23,047 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:23,047 INFO L748 eck$LassoCheckResult]: Stem: 2375#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 2376#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 2389#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2384#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2385#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2410#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2408#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2406#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2404#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2402#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2400#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2398#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2397#L33-3 assume !(main_~i~0#1 < 5); 2381#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 2382#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 2395#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2373#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2374#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2412#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2411#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2409#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2407#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2405#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2403#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2401#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2399#L37-3 assume !(main_~i~0#1 < 5); 2391#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 2392#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 2386#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2387#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 2388#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2369#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 2370#L42-4 main_~nc_B~0#1 := 0; 2413#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2377#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 2378#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 2383#L55-2 [2022-11-20 10:33:23,048 INFO L750 eck$LassoCheckResult]: Loop: 2383#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2390#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2383#L55-2 [2022-11-20 10:33:23,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:23,050 INFO L85 PathProgramCache]: Analyzing trace with hash 94364173, now seen corresponding path program 1 times [2022-11-20 10:33:23,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:23,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232252962] [2022-11-20 10:33:23,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:23,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:23,173 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:33:23,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:33:23,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232252962] [2022-11-20 10:33:23,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232252962] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:33:23,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1580958178] [2022-11-20 10:33:23,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:23,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:33:23,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:23,177 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:33:23,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (128)] Waiting until timeout for monitored process [2022-11-20 10:33:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:23,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:33:23,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:23,318 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:33:23,318 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:33:23,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1580958178] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:33:23,319 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:33:23,319 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2022-11-20 10:33:23,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159499555] [2022-11-20 10:33:23,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:33:23,320 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:33:23,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:23,320 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 1 times [2022-11-20 10:33:23,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:23,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155860932] [2022-11-20 10:33:23,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:23,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:23,325 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:23,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:23,328 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:23,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:33:23,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:33:23,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-20 10:33:23,430 INFO L87 Difference]: Start difference. First operand 48 states and 55 transitions. cyclomatic complexity: 11 Second operand has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:23,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:33:23,454 INFO L93 Difference]: Finished difference Result 53 states and 60 transitions. [2022-11-20 10:33:23,455 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 60 transitions. [2022-11-20 10:33:23,455 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:23,456 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 51 states and 57 transitions. [2022-11-20 10:33:23,456 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 42 [2022-11-20 10:33:23,456 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2022-11-20 10:33:23,456 INFO L73 IsDeterministic]: Start isDeterministic. Operand 51 states and 57 transitions. [2022-11-20 10:33:23,456 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:23,456 INFO L218 hiAutomatonCegarLoop]: Abstraction has 51 states and 57 transitions. [2022-11-20 10:33:23,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states and 57 transitions. [2022-11-20 10:33:23,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 50. [2022-11-20 10:33:23,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.12) internal successors, (56), 49 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:23,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 56 transitions. [2022-11-20 10:33:23,459 INFO L240 hiAutomatonCegarLoop]: Abstraction has 50 states and 56 transitions. [2022-11-20 10:33:23,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 10:33:23,461 INFO L428 stractBuchiCegarLoop]: Abstraction has 50 states and 56 transitions. [2022-11-20 10:33:23,461 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-20 10:33:23,461 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50 states and 56 transitions. [2022-11-20 10:33:23,461 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:23,462 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:23,462 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:23,462 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:23,462 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:23,463 INFO L748 eck$LassoCheckResult]: Stem: 2591#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 2592#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 2606#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2601#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2602#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2625#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2624#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2623#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2622#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2620#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2619#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 2616#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 2615#L33-3 assume !(main_~i~0#1 < 5); 2597#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 2598#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 2612#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2589#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2590#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2633#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2632#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2631#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2630#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2629#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2628#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 2627#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 2626#L37-3 assume !(main_~i~0#1 < 5); 2608#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 2609#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 2603#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2587#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 2588#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2604#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 2613#L42-4 main_~nc_B~0#1 := 0; 2610#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2595#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 2596#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2611#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 2599#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 2600#L55-2 [2022-11-20 10:33:23,463 INFO L750 eck$LassoCheckResult]: Loop: 2600#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2607#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2600#L55-2 [2022-11-20 10:33:23,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:23,464 INFO L85 PathProgramCache]: Analyzing trace with hash 489706120, now seen corresponding path program 1 times [2022-11-20 10:33:23,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:23,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835030418] [2022-11-20 10:33:23,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:23,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:23,488 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:23,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:23,508 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:23,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:23,509 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 2 times [2022-11-20 10:33:23,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:23,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864689264] [2022-11-20 10:33:23,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:23,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:23,513 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:23,516 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:23,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:23,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1838818645, now seen corresponding path program 1 times [2022-11-20 10:33:23,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:23,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989102953] [2022-11-20 10:33:23,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:23,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:23,573 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:23,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:23,591 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:31,095 WARN L233 SmtUtils]: Spent 7.41s on a formula simplification. DAG size of input: 280 DAG size of output: 214 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:33:32,467 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:33:32,467 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:33:32,467 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:33:32,467 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:33:32,467 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:33:32,467 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:32,467 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:33:32,467 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:33:32,467 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration11_Lasso [2022-11-20 10:33:32,467 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:33:32,468 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:33:32,471 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:32,482 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,506 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,510 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,512 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,515 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,516 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,518 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,520 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,522 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,524 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,526 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,528 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,529 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,531 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,533 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,535 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,536 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:34,538 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:35,287 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:33:35,287 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:33:35,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:35,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:35,292 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:35,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:35,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:35,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:35,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:35,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:35,309 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:35,309 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:35,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-11-20 10:33:35,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:35,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:35,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:35,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:35,325 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:35,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-11-20 10:33:35,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:35,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:35,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:35,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:35,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:35,339 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:35,339 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:35,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:35,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:35,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:35,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:35,347 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:35,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-11-20 10:33:35,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:35,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:35,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:35,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:35,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:35,361 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:35,361 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:35,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:35,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2022-11-20 10:33:35,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:35,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:35,369 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:35,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-11-20 10:33:35,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:35,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:35,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:35,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:35,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:35,388 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:35,388 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:35,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:35,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:35,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:35,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:35,396 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:35,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-11-20 10:33:35,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:35,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:35,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:35,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:35,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:35,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:35,411 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:35,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:35,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:35,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:35,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:35,419 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:35,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-11-20 10:33:35,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:35,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:35,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:35,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:35,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:35,433 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:35,433 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:35,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:35,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2022-11-20 10:33:35,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:35,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:35,440 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:35,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-11-20 10:33:35,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:35,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:35,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:35,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:35,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:35,454 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:35,454 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:35,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:35,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:35,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:35,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:35,462 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:35,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-11-20 10:33:35,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:35,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:35,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:35,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:35,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:35,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:35,483 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:35,499 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:33:35,536 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-11-20 10:33:35,536 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-20 10:33:35,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:35,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:35,539 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:35,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-11-20 10:33:35,540 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:33:35,550 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:33:35,550 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:33:35,551 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_6, ULTIMATE.start_main_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_6 - 2*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-20 10:33:35,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2022-11-20 10:33:35,759 INFO L156 tatePredicateManager]: 36 out of 38 supporting invariants were superfluous and have been removed [2022-11-20 10:33:35,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:35,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:33:35,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:35,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:36,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:36,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 10:33:36,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:36,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:33:36,233 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2022-11-20 10:33:36,233 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 56 transitions. cyclomatic complexity: 10 Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:36,343 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 56 transitions. cyclomatic complexity: 10. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 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 68 states and 79 transitions. Complement of second has 11 states. [2022-11-20 10:33:36,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 6 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:33:36,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:36,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 38 transitions. [2022-11-20 10:33:36,344 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 38 transitions. Stem has 38 letters. Loop has 2 letters. [2022-11-20 10:33:36,344 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:36,344 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 38 transitions. Stem has 40 letters. Loop has 2 letters. [2022-11-20 10:33:36,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:36,345 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 38 transitions. Stem has 38 letters. Loop has 4 letters. [2022-11-20 10:33:36,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:36,345 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 79 transitions. [2022-11-20 10:33:36,346 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:36,346 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 68 states and 79 transitions. [2022-11-20 10:33:36,346 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2022-11-20 10:33:36,346 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2022-11-20 10:33:36,346 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 79 transitions. [2022-11-20 10:33:36,347 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:36,347 INFO L218 hiAutomatonCegarLoop]: Abstraction has 68 states and 79 transitions. [2022-11-20 10:33:36,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 79 transitions. [2022-11-20 10:33:36,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 61. [2022-11-20 10:33:36,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.1475409836065573) internal successors, (70), 60 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:36,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 70 transitions. [2022-11-20 10:33:36,349 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 70 transitions. [2022-11-20 10:33:36,350 INFO L428 stractBuchiCegarLoop]: Abstraction has 61 states and 70 transitions. [2022-11-20 10:33:36,350 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-20 10:33:36,350 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 70 transitions. [2022-11-20 10:33:36,350 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:36,350 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:36,350 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:36,351 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:36,351 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:36,354 INFO L748 eck$LassoCheckResult]: Stem: 3025#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 3026#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 3041#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3035#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3036#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3064#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3062#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3060#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3058#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3056#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3054#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3053#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3052#L33-3 assume !(main_~i~0#1 < 5); 3031#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 3032#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 3050#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3023#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3024#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3077#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3076#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3075#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3074#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3073#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3072#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3071#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3068#L37-3 assume !(main_~i~0#1 < 5); 3045#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 3046#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 3037#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3038#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3069#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3070#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3039#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3021#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3022#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3019#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 3020#L42-4 main_~nc_B~0#1 := 0; 3078#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3027#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 3028#L46-3 [2022-11-20 10:33:36,354 INFO L750 eck$LassoCheckResult]: Loop: 3028#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3079#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 3028#L46-3 [2022-11-20 10:33:36,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:36,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1813497683, now seen corresponding path program 3 times [2022-11-20 10:33:36,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:36,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720867404] [2022-11-20 10:33:36,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:36,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:36,399 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:36,440 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:36,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:36,440 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 4 times [2022-11-20 10:33:36,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:36,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114778745] [2022-11-20 10:33:36,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:36,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:36,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:36,444 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:36,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:36,447 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:36,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:36,448 INFO L85 PathProgramCache]: Analyzing trace with hash -985446920, now seen corresponding path program 4 times [2022-11-20 10:33:36,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:36,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170961071] [2022-11-20 10:33:36,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:36,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:36,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:36,471 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:36,491 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:44,770 WARN L233 SmtUtils]: Spent 8.24s on a formula simplification. DAG size of input: 291 DAG size of output: 221 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:33:46,087 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:33:46,087 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:33:46,087 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:33:46,087 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:33:46,087 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:33:46,087 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:46,087 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:33:46,087 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:33:46,088 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration12_Lasso [2022-11-20 10:33:46,088 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:33:46,088 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:33:46,091 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,097 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,100 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,102 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,104 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,106 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,109 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,111 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,115 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,118 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,120 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,123 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,125 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,127 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:46,129 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:48,602 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:48,604 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:48,606 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:48,608 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:48,609 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:33:49,093 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:33:49,093 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:33:49,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,096 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-11-20 10:33:49,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2022-11-20 10:33:49,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,114 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-11-20 10:33:49,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,128 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,128 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2022-11-20 10:33:49,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,136 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-11-20 10:33:49,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,149 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2022-11-20 10:33:49,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,154 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-11-20 10:33:49,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:49,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,171 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-11-20 10:33:49,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2022-11-20 10:33:49,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,191 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-11-20 10:33:49,194 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 [2022-11-20 10:33:49,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,204 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2022-11-20 10:33:49,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,209 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-11-20 10:33:49,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:49,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,227 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-11-20 10:33:49,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,249 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,249 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2022-11-20 10:33:49,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,256 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-11-20 10:33:49,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,268 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:49,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,273 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-11-20 10:33:49,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2022-11-20 10:33:49,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,290 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-11-20 10:33:49,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2022-11-20 10:33:49,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,307 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2022-11-20 10:33:49,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2022-11-20 10:33:49,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,325 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2022-11-20 10:33:49,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2022-11-20 10:33:49,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,347 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2022-11-20 10:33:49,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:49,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,392 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2022-11-20 10:33:49,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2022-11-20 10:33:49,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,413 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2022-11-20 10:33:49,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,425 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:33:49,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,427 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:33:49,427 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:49,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,435 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2022-11-20 10:33:49,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,449 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,449 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2022-11-20 10:33:49,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,456 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2022-11-20 10:33:49,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,469 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2022-11-20 10:33:49,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,478 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2022-11-20 10:33:49,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,495 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,495 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2022-11-20 10:33:49,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,504 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2022-11-20 10:33:49,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2022-11-20 10:33:49,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,528 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2022-11-20 10:33:49,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,542 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,542 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2022-11-20 10:33:49,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,550 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2022-11-20 10:33:49,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,563 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,563 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Ended with exit code 0 [2022-11-20 10:33:49,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,569 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2022-11-20 10:33:49,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,581 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:33:49,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,589 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:33:49,589 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:49,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,624 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2022-11-20 10:33:49,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:49,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,646 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2022-11-20 10:33:49,648 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 [2022-11-20 10:33:49,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,660 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,660 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Ended with exit code 0 [2022-11-20 10:33:49,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,667 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2022-11-20 10:33:49,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:33:49,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:33:49,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:33:49,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2022-11-20 10:33:49,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,685 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2022-11-20 10:33:49,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,698 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,698 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Ended with exit code 0 [2022-11-20 10:33:49,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,706 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2022-11-20 10:33:49,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,719 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:33:49,719 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:33:49,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,729 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2022-11-20 10:33:49,730 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:33:49,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Ended with exit code 0 [2022-11-20 10:33:49,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,756 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2022-11-20 10:33:49,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,768 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:33:49,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,770 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:33:49,770 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Ended with exit code 0 [2022-11-20 10:33:49,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,778 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2022-11-20 10:33:49,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,798 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:33:49,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Ended with exit code 0 [2022-11-20 10:33:49,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,802 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2022-11-20 10:33:49,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:33:49,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:33:49,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:33:49,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:33:49,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:33:49,821 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:33:49,821 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:33:49,838 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:33:49,887 INFO L443 ModelExtractionUtils]: Simplification made 28 calls to the SMT solver. [2022-11-20 10:33:49,887 INFO L444 ModelExtractionUtils]: 2 out of 22 variables were initially zero. Simplification set additionally 17 variables to zero. [2022-11-20 10:33:49,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:33:49,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:49,892 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:33:49,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2022-11-20 10:33:49,895 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:33:49,905 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:33:49,905 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:33:49,905 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_7, ULTIMATE.start_main_~nc_B~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_7 - 1*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [] [2022-11-20 10:33:49,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:50,146 INFO L156 tatePredicateManager]: 45 out of 47 supporting invariants were superfluous and have been removed [2022-11-20 10:33:50,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:50,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:50,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-20 10:33:50,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:50,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Forceful destruction successful, exit code 0 [2022-11-20 10:33:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:50,547 WARN L261 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:33:50,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:50,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:33:50,578 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2022-11-20 10:33:50,578 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 61 states and 70 transitions. cyclomatic complexity: 14 Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:50,746 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 61 states and 70 transitions. cyclomatic complexity: 14. Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 69 states and 81 transitions. Complement of second has 11 states. [2022-11-20 10:33:50,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 7 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-20 10:33:50,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:50,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 37 transitions. [2022-11-20 10:33:50,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 37 transitions. Stem has 39 letters. Loop has 2 letters. [2022-11-20 10:33:50,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:50,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 37 transitions. Stem has 41 letters. Loop has 2 letters. [2022-11-20 10:33:50,750 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:50,750 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 37 transitions. Stem has 39 letters. Loop has 4 letters. [2022-11-20 10:33:50,750 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:33:50,750 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 69 states and 81 transitions. [2022-11-20 10:33:50,751 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:33:50,752 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 69 states to 64 states and 74 transitions. [2022-11-20 10:33:50,752 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 48 [2022-11-20 10:33:50,752 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49 [2022-11-20 10:33:50,752 INFO L73 IsDeterministic]: Start isDeterministic. Operand 64 states and 74 transitions. [2022-11-20 10:33:50,752 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:50,752 INFO L218 hiAutomatonCegarLoop]: Abstraction has 64 states and 74 transitions. [2022-11-20 10:33:50,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states and 74 transitions. [2022-11-20 10:33:50,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2022-11-20 10:33:50,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 60 states have (on average 1.15) internal successors, (69), 59 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:50,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 69 transitions. [2022-11-20 10:33:50,756 INFO L240 hiAutomatonCegarLoop]: Abstraction has 60 states and 69 transitions. [2022-11-20 10:33:50,756 INFO L428 stractBuchiCegarLoop]: Abstraction has 60 states and 69 transitions. [2022-11-20 10:33:50,756 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-20 10:33:50,756 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states and 69 transitions. [2022-11-20 10:33:50,757 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:33:50,757 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:50,757 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:50,757 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:50,758 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:50,758 INFO L748 eck$LassoCheckResult]: Stem: 3509#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 3510#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 3523#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3519#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3520#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3545#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3543#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3541#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3540#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3538#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3537#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3536#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3535#L33-3 assume !(main_~i~0#1 < 5); 3515#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 3516#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 3533#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3507#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3508#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3559#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3558#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3557#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3556#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3555#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3554#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3551#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3549#L37-3 assume !(main_~i~0#1 < 5); 3528#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 3529#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 3521#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3522#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3552#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3553#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3562#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3561#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 3534#L42-4 main_~nc_B~0#1 := 0; 3530#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3513#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 3514#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3531#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 3539#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 3525#L55-2 [2022-11-20 10:33:50,758 INFO L750 eck$LassoCheckResult]: Loop: 3525#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3532#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 3525#L55-2 [2022-11-20 10:33:50,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:50,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1123035027, now seen corresponding path program 2 times [2022-11-20 10:33:50,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:50,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676150635] [2022-11-20 10:33:50,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:50,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:50,955 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:33:50,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:33:50,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676150635] [2022-11-20 10:33:50,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676150635] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:33:50,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1507737155] [2022-11-20 10:33:50,956 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 10:33:50,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:33:50,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:50,960 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:33:50,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (170)] Waiting until timeout for monitored process [2022-11-20 10:33:51,084 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 10:33:51,084 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:33:51,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:33:51,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:51,141 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:33:51,141 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:33:51,198 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:33:51,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1507737155] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:33:51,199 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:33:51,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2022-11-20 10:33:51,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186226617] [2022-11-20 10:33:51,199 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:33:51,200 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:33:51,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:51,200 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 3 times [2022-11-20 10:33:51,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:51,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248237911] [2022-11-20 10:33:51,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:51,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:51,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:51,205 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:51,208 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:51,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:33:51,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-20 10:33:51,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2022-11-20 10:33:51,298 INFO L87 Difference]: Start difference. First operand 60 states and 69 transitions. cyclomatic complexity: 13 Second operand has 11 states, 10 states have (on average 3.6) internal successors, (36), 11 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:51,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:33:51,382 INFO L93 Difference]: Finished difference Result 71 states and 82 transitions. [2022-11-20 10:33:51,382 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 82 transitions. [2022-11-20 10:33:51,383 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:33:51,384 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 69 states and 79 transitions. [2022-11-20 10:33:51,384 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2022-11-20 10:33:51,384 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2022-11-20 10:33:51,384 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 79 transitions. [2022-11-20 10:33:51,384 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:51,385 INFO L218 hiAutomatonCegarLoop]: Abstraction has 69 states and 79 transitions. [2022-11-20 10:33:51,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 79 transitions. [2022-11-20 10:33:51,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 62. [2022-11-20 10:33:51,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.1290322580645162) internal successors, (70), 61 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:51,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 70 transitions. [2022-11-20 10:33:51,388 INFO L240 hiAutomatonCegarLoop]: Abstraction has 62 states and 70 transitions. [2022-11-20 10:33:51,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-20 10:33:51,389 INFO L428 stractBuchiCegarLoop]: Abstraction has 62 states and 70 transitions. [2022-11-20 10:33:51,389 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-20 10:33:51,389 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 70 transitions. [2022-11-20 10:33:51,390 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:33:51,390 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:51,390 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:51,391 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:51,391 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:51,391 INFO L748 eck$LassoCheckResult]: Stem: 3890#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 3891#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 3904#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3900#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3901#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3927#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3925#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3923#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3921#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3919#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3917#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 3916#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 3915#L33-3 assume !(main_~i~0#1 < 5); 3896#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 3897#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 3912#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3888#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3889#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3940#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3939#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3938#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3937#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3936#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3935#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 3934#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 3931#L37-3 assume !(main_~i~0#1 < 5); 3908#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 3909#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 3902#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3903#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 3932#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3930#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 3929#L42-4 main_~nc_B~0#1 := 0; 3928#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3926#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 3924#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3922#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 3920#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 3918#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3905#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 3899#L55-2 [2022-11-20 10:33:51,391 INFO L750 eck$LassoCheckResult]: Loop: 3899#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3911#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 3899#L55-2 [2022-11-20 10:33:51,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:51,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1838818643, now seen corresponding path program 1 times [2022-11-20 10:33:51,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:51,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316087944] [2022-11-20 10:33:51,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:51,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:51,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:51,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:51,434 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:51,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:51,434 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 4 times [2022-11-20 10:33:51,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:51,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536328331] [2022-11-20 10:33:51,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:51,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:51,439 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:51,442 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:51,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:51,443 INFO L85 PathProgramCache]: Analyzing trace with hash -1873154672, now seen corresponding path program 1 times [2022-11-20 10:33:51,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:51,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105544214] [2022-11-20 10:33:51,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:51,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:51,653 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:33:51,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:33:51,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105544214] [2022-11-20 10:33:51,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105544214] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:33:51,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1853140054] [2022-11-20 10:33:51,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:51,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:33:51,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:33:51,660 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:33:51,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (171)] Waiting until timeout for monitored process [2022-11-20 10:33:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:33:51,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:33:51,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:33:51,871 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-20 10:33:51,871 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:33:51,922 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-20 10:33:51,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1853140054] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:33:51,922 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:33:51,922 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 13 [2022-11-20 10:33:51,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157051396] [2022-11-20 10:33:51,923 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:33:52,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:33:52,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-20 10:33:52,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-11-20 10:33:52,015 INFO L87 Difference]: Start difference. First operand 62 states and 70 transitions. cyclomatic complexity: 12 Second operand has 13 states, 13 states have (on average 3.076923076923077) internal successors, (40), 13 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:52,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:33:52,201 INFO L93 Difference]: Finished difference Result 71 states and 77 transitions. [2022-11-20 10:33:52,201 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 77 transitions. [2022-11-20 10:33:52,201 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:33:52,202 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 51 states and 55 transitions. [2022-11-20 10:33:52,202 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 [2022-11-20 10:33:52,202 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41 [2022-11-20 10:33:52,202 INFO L73 IsDeterministic]: Start isDeterministic. Operand 51 states and 55 transitions. [2022-11-20 10:33:52,202 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:33:52,202 INFO L218 hiAutomatonCegarLoop]: Abstraction has 51 states and 55 transitions. [2022-11-20 10:33:52,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states and 55 transitions. [2022-11-20 10:33:52,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2022-11-20 10:33:52,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 51 states have (on average 1.0784313725490196) internal successors, (55), 50 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:33:52,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2022-11-20 10:33:52,205 INFO L240 hiAutomatonCegarLoop]: Abstraction has 51 states and 55 transitions. [2022-11-20 10:33:52,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 10:33:52,206 INFO L428 stractBuchiCegarLoop]: Abstraction has 51 states and 55 transitions. [2022-11-20 10:33:52,206 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-11-20 10:33:52,206 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 51 states and 55 transitions. [2022-11-20 10:33:52,206 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:33:52,206 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:33:52,206 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:33:52,207 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:33:52,207 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:33:52,207 INFO L748 eck$LassoCheckResult]: Stem: 4297#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 4298#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 4313#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4307#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4308#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4340#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4338#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4336#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4334#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4332#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4330#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4328#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4326#L33-3 assume !(main_~i~0#1 < 5); 4303#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 4304#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 4319#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4295#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4296#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4341#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4339#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4337#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4335#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4333#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4331#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4329#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4327#L37-3 assume !(main_~i~0#1 < 5); 4315#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 4316#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 4309#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4310#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 4311#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4312#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 4325#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4291#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 4292#L42-4 main_~nc_B~0#1 := 0; 4317#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4301#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4302#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4318#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4321#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4320#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 4305#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 4306#L55-2 [2022-11-20 10:33:52,207 INFO L750 eck$LassoCheckResult]: Loop: 4306#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4314#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 4306#L55-2 [2022-11-20 10:33:52,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:52,208 INFO L85 PathProgramCache]: Analyzing trace with hash -1199820568, now seen corresponding path program 3 times [2022-11-20 10:33:52,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:52,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018757989] [2022-11-20 10:33:52,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:52,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:52,230 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:52,248 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:52,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:52,249 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 5 times [2022-11-20 10:33:52,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:52,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131649166] [2022-11-20 10:33:52,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:52,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:52,253 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:52,257 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:33:52,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:33:52,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1976327925, now seen corresponding path program 2 times [2022-11-20 10:33:52,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:33:52,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67341430] [2022-11-20 10:33:52,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:33:52,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:33:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:52,281 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:33:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:33:52,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:00,399 WARN L233 SmtUtils]: Spent 8.00s on a formula simplification. DAG size of input: 304 DAG size of output: 231 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:34:01,375 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:34:01,376 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:34:01,376 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:34:01,376 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:34:01,376 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:34:01,376 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:01,376 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:34:01,376 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:34:01,376 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration15_Lasso [2022-11-20 10:34:01,376 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:34:01,376 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:34:01,379 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,389 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,391 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,394 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,396 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,398 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,401 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,404 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,407 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,409 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,412 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,414 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,416 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,418 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,420 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,424 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:01,426 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:03,550 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:03,553 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:04,181 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:34:04,182 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:34:04,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,183 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2022-11-20 10:34:04,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,197 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Ended with exit code 0 [2022-11-20 10:34:04,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,202 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2022-11-20 10:34:04,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Ended with exit code 0 [2022-11-20 10:34:04,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,222 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2022-11-20 10:34:04,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,235 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:04,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,240 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2022-11-20 10:34:04,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2022-11-20 10:34:04,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,258 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2022-11-20 10:34:04,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Ended with exit code 0 [2022-11-20 10:34:04,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,277 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2022-11-20 10:34:04,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2022-11-20 10:34:04,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,296 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2022-11-20 10:34:04,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:04,310 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:04,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2022-11-20 10:34:04,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,318 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2022-11-20 10:34:04,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,334 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:04,334 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:04,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2022-11-20 10:34:04,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,341 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2022-11-20 10:34:04,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:04,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,359 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2022-11-20 10:34:04,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2022-11-20 10:34:04,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,377 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2022-11-20 10:34:04,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:04,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,395 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2022-11-20 10:34:04,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Ended with exit code 0 [2022-11-20 10:34:04,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,414 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2022-11-20 10:34:04,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,427 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Ended with exit code 0 [2022-11-20 10:34:04,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,432 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2022-11-20 10:34:04,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:04,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,450 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2022-11-20 10:34:04,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Ended with exit code 0 [2022-11-20 10:34:04,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,468 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2022-11-20 10:34:04,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2022-11-20 10:34:04,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,487 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2022-11-20 10:34:04,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:04,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:04,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Ended with exit code 0 [2022-11-20 10:34:04,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,511 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2022-11-20 10:34:04,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:04,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:04,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:04,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,536 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2022-11-20 10:34:04,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,548 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:04,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,550 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:04,550 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:04,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Ended with exit code 0 [2022-11-20 10:34:04,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,559 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2022-11-20 10:34:04,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,575 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:04,575 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:04,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Ended with exit code 0 [2022-11-20 10:34:04,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,598 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2022-11-20 10:34:04,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,615 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:04,615 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:04,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Ended with exit code 0 [2022-11-20 10:34:04,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,626 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2022-11-20 10:34:04,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:04,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:04,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:04,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,647 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2022-11-20 10:34:04,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:04,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:04,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:04,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Ended with exit code 0 [2022-11-20 10:34:04,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,666 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2022-11-20 10:34:04,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:04,680 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:04,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Ended with exit code 0 [2022-11-20 10:34:04,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,687 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2022-11-20 10:34:04,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:04,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:04,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Ended with exit code 0 [2022-11-20 10:34:04,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,711 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2022-11-20 10:34:04,713 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 [2022-11-20 10:34:04,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:04,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:04,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Ended with exit code 0 [2022-11-20 10:34:04,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,733 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2022-11-20 10:34:04,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,748 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:04,748 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:04,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:04,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Ended with exit code 0 [2022-11-20 10:34:04,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,756 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2022-11-20 10:34:04,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:04,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:04,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:04,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:04,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:04,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:04,781 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:04,801 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:34:04,855 INFO L443 ModelExtractionUtils]: Simplification made 26 calls to the SMT solver. [2022-11-20 10:34:04,855 INFO L444 ModelExtractionUtils]: 4 out of 28 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-11-20 10:34:04,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:04,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:04,858 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:04,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2022-11-20 10:34:04,859 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:34:04,870 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:34:04,870 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:34:04,871 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1) = -2*ULTIMATE.start_main_~j~0#1 + 3 Supporting invariants [] [2022-11-20 10:34:04,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:05,185 INFO L156 tatePredicateManager]: 47 out of 50 supporting invariants were superfluous and have been removed [2022-11-20 10:34:05,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:05,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:05,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-20 10:34:05,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:05,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:05,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 10:34:05,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:05,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:34:05,746 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2022-11-20 10:34:05,746 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 55 transitions. cyclomatic complexity: 7 Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:05,889 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 55 transitions. cyclomatic complexity: 7. Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 67 states and 76 transitions. Complement of second has 13 states. [2022-11-20 10:34:05,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 8 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:34:05,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:05,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 42 transitions. [2022-11-20 10:34:05,892 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 42 transitions. Stem has 42 letters. Loop has 2 letters. [2022-11-20 10:34:05,892 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:05,892 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 42 transitions. Stem has 44 letters. Loop has 2 letters. [2022-11-20 10:34:05,892 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:05,892 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 42 transitions. Stem has 42 letters. Loop has 4 letters. [2022-11-20 10:34:05,893 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:05,893 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 76 transitions. [2022-11-20 10:34:05,893 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:05,894 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 67 states and 76 transitions. [2022-11-20 10:34:05,894 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2022-11-20 10:34:05,894 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49 [2022-11-20 10:34:05,894 INFO L73 IsDeterministic]: Start isDeterministic. Operand 67 states and 76 transitions. [2022-11-20 10:34:05,894 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:34:05,894 INFO L218 hiAutomatonCegarLoop]: Abstraction has 67 states and 76 transitions. [2022-11-20 10:34:05,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states and 76 transitions. [2022-11-20 10:34:05,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 59. [2022-11-20 10:34:05,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 59 states have (on average 1.11864406779661) internal successors, (66), 58 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:05,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 66 transitions. [2022-11-20 10:34:05,897 INFO L240 hiAutomatonCegarLoop]: Abstraction has 59 states and 66 transitions. [2022-11-20 10:34:05,897 INFO L428 stractBuchiCegarLoop]: Abstraction has 59 states and 66 transitions. [2022-11-20 10:34:05,897 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-11-20 10:34:05,897 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 59 states and 66 transitions. [2022-11-20 10:34:05,897 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:05,897 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:34:05,898 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:34:05,898 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:34:05,898 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:34:05,898 INFO L748 eck$LassoCheckResult]: Stem: 4797#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 4798#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 4811#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4807#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4808#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4834#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4832#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4830#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4828#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4826#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4824#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 4823#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4822#L33-3 assume !(main_~i~0#1 < 5); 4803#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 4804#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 4819#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4795#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4796#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4849#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4848#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4847#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4846#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4845#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4841#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 4839#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 4838#L37-3 assume !(main_~i~0#1 < 5); 4815#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 4816#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 4809#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4793#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 4794#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4810#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 4844#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4791#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 4792#L42-4 main_~nc_B~0#1 := 0; 4837#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4836#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4835#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4833#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4831#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4801#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 4802#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4817#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 4805#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 4806#L55-2 [2022-11-20 10:34:05,898 INFO L750 eck$LassoCheckResult]: Loop: 4806#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4818#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 4806#L55-2 [2022-11-20 10:34:05,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:05,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1976281437, now seen corresponding path program 4 times [2022-11-20 10:34:05,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:05,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698519678] [2022-11-20 10:34:05,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:05,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:05,930 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:05,953 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:05,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:05,954 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 6 times [2022-11-20 10:34:05,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:05,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490043523] [2022-11-20 10:34:05,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:05,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:05,958 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:05,962 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:05,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:05,963 INFO L85 PathProgramCache]: Analyzing trace with hash -830913530, now seen corresponding path program 3 times [2022-11-20 10:34:05,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:05,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202080865] [2022-11-20 10:34:05,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:05,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:06,007 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:06,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:06,038 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:14,255 WARN L233 SmtUtils]: Spent 8.12s on a formula simplification. DAG size of input: 316 DAG size of output: 239 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:34:15,554 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:34:15,554 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:34:15,554 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:34:15,554 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:34:15,554 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:34:15,555 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:15,555 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:34:15,555 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:34:15,555 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration16_Lasso [2022-11-20 10:34:15,555 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:34:15,555 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:34:15,558 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,561 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,562 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,564 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,566 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,568 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,569 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,571 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:15,573 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:17,656 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:17,658 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:17,659 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:17,662 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:17,664 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:17,666 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:17,668 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:17,669 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:17,671 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:17,673 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:18,263 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:34:18,263 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:34:18,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:18,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:18,268 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:18,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:18,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:18,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:18,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:18,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:18,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:18,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:18,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:18,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Waiting until timeout for monitored process [2022-11-20 10:34:18,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:18,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Ended with exit code 0 [2022-11-20 10:34:18,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:18,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:18,298 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:18,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Waiting until timeout for monitored process [2022-11-20 10:34:18,301 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 [2022-11-20 10:34:18,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:18,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:18,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:18,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:18,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:18,314 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:18,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:18,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:18,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Ended with exit code 0 [2022-11-20 10:34:18,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:18,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:18,334 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:18,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Waiting until timeout for monitored process [2022-11-20 10:34:18,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:18,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:18,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:18,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:18,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:18,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:18,351 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:18,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:18,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:18,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Ended with exit code 0 [2022-11-20 10:34:18,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:18,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:18,359 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:18,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Waiting until timeout for monitored process [2022-11-20 10:34:18,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:18,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:18,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:18,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:18,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:18,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:18,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:18,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:18,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:18,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Ended with exit code 0 [2022-11-20 10:34:18,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:18,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:18,376 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:18,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Waiting until timeout for monitored process [2022-11-20 10:34:18,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:18,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:18,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:18,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:18,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:18,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:18,389 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:18,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:18,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:18,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:18,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:18,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:18,394 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:18,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Waiting until timeout for monitored process [2022-11-20 10:34:18,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:18,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:18,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:18,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:18,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:18,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:18,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:18,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:18,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:18,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Ended with exit code 0 [2022-11-20 10:34:18,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:18,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:18,412 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:18,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Waiting until timeout for monitored process [2022-11-20 10:34:18,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:18,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:18,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:18,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:18,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:18,427 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:18,427 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:18,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:18,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Ended with exit code 0 [2022-11-20 10:34:18,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:18,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:18,434 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:18,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Waiting until timeout for monitored process [2022-11-20 10:34:18,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:18,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:18,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:18,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:18,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:18,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:18,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:18,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:18,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:18,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Ended with exit code 0 [2022-11-20 10:34:18,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:18,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:18,452 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:18,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Waiting until timeout for monitored process [2022-11-20 10:34:18,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:18,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:18,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:18,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:18,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:18,465 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:18,466 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:18,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:18,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Ended with exit code 0 [2022-11-20 10:34:18,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:18,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:18,474 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:18,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Waiting until timeout for monitored process [2022-11-20 10:34:18,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:18,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:18,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:18,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:18,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:18,488 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:18,488 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:18,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:18,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Ended with exit code 0 [2022-11-20 10:34:18,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:18,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:18,495 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:18,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Waiting until timeout for monitored process [2022-11-20 10:34:18,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:18,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:18,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:18,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:18,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:18,516 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:18,516 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:18,533 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:34:18,582 INFO L443 ModelExtractionUtils]: Simplification made 24 calls to the SMT solver. [2022-11-20 10:34:18,582 INFO L444 ModelExtractionUtils]: 2 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-20 10:34:18,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:18,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:18,583 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:18,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Waiting until timeout for monitored process [2022-11-20 10:34:18,586 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:34:18,598 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-20 10:34:18,598 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:34:18,598 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_B~0#1, ULTIMATE.start_main_~i~0#1) = 3*ULTIMATE.start_main_~nc_B~0#1 - 4*ULTIMATE.start_main_~i~0#1 Supporting invariants [1*ULTIMATE.start_main_~j~0#1 >= 0] [2022-11-20 10:34:18,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:18,845 INFO L156 tatePredicateManager]: 36 out of 40 supporting invariants were superfluous and have been removed [2022-11-20 10:34:18,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:18,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-20 10:34:18,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:19,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:19,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:34:19,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:19,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:34:19,521 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.9 stem predicates 2 loop predicates [2022-11-20 10:34:19,521 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 59 states and 66 transitions. cyclomatic complexity: 11 Second operand has 11 states, 11 states have (on average 2.727272727272727) internal successors, (30), 11 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:19,746 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 59 states and 66 transitions. cyclomatic complexity: 11. Second operand has 11 states, 11 states have (on average 2.727272727272727) internal successors, (30), 11 states have internal predecessors, (30), 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 77 states and 89 transitions. Complement of second has 14 states. [2022-11-20 10:34:19,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 9 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:34:19,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 2.727272727272727) internal successors, (30), 11 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:19,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 46 transitions. [2022-11-20 10:34:19,747 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 46 transitions. Stem has 44 letters. Loop has 2 letters. [2022-11-20 10:34:19,748 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:19,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 46 transitions. Stem has 46 letters. Loop has 2 letters. [2022-11-20 10:34:19,748 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:19,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 46 transitions. Stem has 44 letters. Loop has 4 letters. [2022-11-20 10:34:19,748 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:19,748 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 77 states and 89 transitions. [2022-11-20 10:34:19,749 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:19,749 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 77 states to 77 states and 89 transitions. [2022-11-20 10:34:19,750 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2022-11-20 10:34:19,750 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 54 [2022-11-20 10:34:19,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 77 states and 89 transitions. [2022-11-20 10:34:19,750 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:34:19,750 INFO L218 hiAutomatonCegarLoop]: Abstraction has 77 states and 89 transitions. [2022-11-20 10:34:19,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states and 89 transitions. [2022-11-20 10:34:19,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 61. [2022-11-20 10:34:19,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 61 states have (on average 1.1311475409836065) internal successors, (69), 60 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:19,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 69 transitions. [2022-11-20 10:34:19,757 INFO L240 hiAutomatonCegarLoop]: Abstraction has 61 states and 69 transitions. [2022-11-20 10:34:19,757 INFO L428 stractBuchiCegarLoop]: Abstraction has 61 states and 69 transitions. [2022-11-20 10:34:19,758 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-11-20 10:34:19,758 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 61 states and 69 transitions. [2022-11-20 10:34:19,758 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:19,759 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:34:19,759 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:34:19,760 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:34:19,760 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:34:19,762 INFO L748 eck$LassoCheckResult]: Stem: 5284#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 5285#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 5296#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5294#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5295#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5311#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5325#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5323#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5321#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5319#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5317#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5315#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5314#L33-3 assume !(main_~i~0#1 < 5); 5290#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 5291#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 5310#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5282#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5283#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5328#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5327#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5326#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5324#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5322#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5320#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5318#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5316#L37-3 assume !(main_~i~0#1 < 5); 5304#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 5305#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 5297#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5298#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5299#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5300#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5329#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5280#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5281#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5278#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 5279#L42-4 main_~nc_B~0#1 := 0; 5333#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5332#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5307#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5308#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5335#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5334#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 5292#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 5293#L55-2 [2022-11-20 10:34:19,762 INFO L750 eck$LassoCheckResult]: Loop: 5293#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 5306#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 5293#L55-2 [2022-11-20 10:34:19,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:19,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1347666867, now seen corresponding path program 5 times [2022-11-20 10:34:19,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:19,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605593541] [2022-11-20 10:34:19,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:19,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:19,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:20,020 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:34:20,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:34:20,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605593541] [2022-11-20 10:34:20,021 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605593541] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:34:20,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1283353287] [2022-11-20 10:34:20,021 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-20 10:34:20,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:34:20,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:20,023 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:34:20,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (213)] Waiting until timeout for monitored process [2022-11-20 10:34:20,280 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2022-11-20 10:34:20,280 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:34:20,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:34:20,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:20,379 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:34:20,379 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:34:20,458 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:34:20,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1283353287] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:34:20,458 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:34:20,458 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2022-11-20 10:34:20,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404617708] [2022-11-20 10:34:20,459 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:34:20,460 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:34:20,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:20,460 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 7 times [2022-11-20 10:34:20,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:20,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311720636] [2022-11-20 10:34:20,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:20,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:20,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:20,469 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:20,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:34:20,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-20 10:34:20,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2022-11-20 10:34:20,561 INFO L87 Difference]: Start difference. First operand 61 states and 69 transitions. cyclomatic complexity: 12 Second operand has 14 states, 13 states have (on average 3.230769230769231) internal successors, (42), 14 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:20,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:34:20,696 INFO L93 Difference]: Finished difference Result 73 states and 83 transitions. [2022-11-20 10:34:20,697 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73 states and 83 transitions. [2022-11-20 10:34:20,697 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:34:20,698 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73 states to 71 states and 81 transitions. [2022-11-20 10:34:20,698 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 49 [2022-11-20 10:34:20,701 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49 [2022-11-20 10:34:20,701 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 81 transitions. [2022-11-20 10:34:20,701 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:34:20,701 INFO L218 hiAutomatonCegarLoop]: Abstraction has 71 states and 81 transitions. [2022-11-20 10:34:20,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 81 transitions. [2022-11-20 10:34:20,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 63. [2022-11-20 10:34:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 63 states have (on average 1.126984126984127) internal successors, (71), 62 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:20,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 71 transitions. [2022-11-20 10:34:20,703 INFO L240 hiAutomatonCegarLoop]: Abstraction has 63 states and 71 transitions. [2022-11-20 10:34:20,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 10:34:20,704 INFO L428 stractBuchiCegarLoop]: Abstraction has 63 states and 71 transitions. [2022-11-20 10:34:20,705 INFO L335 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-11-20 10:34:20,705 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 63 states and 71 transitions. [2022-11-20 10:34:20,705 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:20,705 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:34:20,706 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:34:20,706 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:34:20,706 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:34:20,707 INFO L748 eck$LassoCheckResult]: Stem: 5697#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 5698#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 5711#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5707#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5708#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5735#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5733#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5731#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5729#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5727#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5725#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 5724#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 5723#L33-3 assume !(main_~i~0#1 < 5); 5703#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 5704#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 5720#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5695#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5696#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5742#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5741#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5740#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5739#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5738#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5737#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 5736#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 5734#L37-3 assume !(main_~i~0#1 < 5); 5715#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 5716#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 5709#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5693#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5694#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5710#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 5753#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 5691#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 5692#L42-4 main_~nc_B~0#1 := 0; 5749#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5748#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5746#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5747#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 5745#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 5730#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 5728#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 5726#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 5712#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 5706#L55-2 [2022-11-20 10:34:20,707 INFO L750 eck$LassoCheckResult]: Loop: 5706#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 5719#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 5706#L55-2 [2022-11-20 10:34:20,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:20,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1976327923, now seen corresponding path program 2 times [2022-11-20 10:34:20,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:20,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534891735] [2022-11-20 10:34:20,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:20,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:20,755 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:20,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:20,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:20,777 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 8 times [2022-11-20 10:34:20,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:20,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404466951] [2022-11-20 10:34:20,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:20,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:20,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:20,782 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:20,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:20,786 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:20,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:20,787 INFO L85 PathProgramCache]: Analyzing trace with hash -875586576, now seen corresponding path program 2 times [2022-11-20 10:34:20,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:20,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180092184] [2022-11-20 10:34:20,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:20,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:20,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:20,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:20,861 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:27,169 WARN L233 SmtUtils]: Spent 6.21s on a formula simplification. DAG size of input: 328 DAG size of output: 248 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:34:28,509 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:34:28,509 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:34:28,509 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:34:28,509 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:34:28,509 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:34:28,509 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:28,510 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:34:28,510 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:34:28,510 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration18_Lasso [2022-11-20 10:34:28,510 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:34:28,510 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:34:28,513 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,515 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,516 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,518 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,520 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,522 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,524 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,526 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,527 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,532 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:28,538 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:30,816 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:30,828 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:30,830 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:30,832 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:30,835 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:30,837 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:30,840 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:30,842 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:35,009 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:34:35,010 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:34:35,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,016 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Waiting until timeout for monitored process [2022-11-20 10:34:35,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:35,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:35,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:35,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:35,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,038 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Waiting until timeout for monitored process [2022-11-20 10:34:35,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:35,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:35,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:35,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Ended with exit code 0 [2022-11-20 10:34:35,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,057 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Waiting until timeout for monitored process [2022-11-20 10:34:35,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:35,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:35,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:35,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Ended with exit code 0 [2022-11-20 10:34:35,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,077 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Waiting until timeout for monitored process [2022-11-20 10:34:35,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:35,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:35,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:35,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Ended with exit code 0 [2022-11-20 10:34:35,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,099 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Waiting until timeout for monitored process [2022-11-20 10:34:35,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:35,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,114 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:35,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:35,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:35,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,119 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Waiting until timeout for monitored process [2022-11-20 10:34:35,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:35,134 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:35,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:35,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,142 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Waiting until timeout for monitored process [2022-11-20 10:34:35,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:35,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,156 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:35,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:35,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Ended with exit code 0 [2022-11-20 10:34:35,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,161 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Waiting until timeout for monitored process [2022-11-20 10:34:35,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:35,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:35,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:35,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:35,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,180 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Waiting until timeout for monitored process [2022-11-20 10:34:35,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:35,195 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:35,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Ended with exit code 0 [2022-11-20 10:34:35,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,210 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Waiting until timeout for monitored process [2022-11-20 10:34:35,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:35,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:35,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:35,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Ended with exit code 0 [2022-11-20 10:34:35,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,229 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Waiting until timeout for monitored process [2022-11-20 10:34:35,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,243 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:35,243 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:35,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Ended with exit code 0 [2022-11-20 10:34:35,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,251 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Waiting until timeout for monitored process [2022-11-20 10:34:35,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,266 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:35,266 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:35,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Ended with exit code 0 [2022-11-20 10:34:35,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,272 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Waiting until timeout for monitored process [2022-11-20 10:34:35,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:35,289 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:35,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:35,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,297 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Waiting until timeout for monitored process [2022-11-20 10:34:35,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:35,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:35,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Ended with exit code 0 [2022-11-20 10:34:35,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,321 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Waiting until timeout for monitored process [2022-11-20 10:34:35,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,336 INFO L203 nArgumentSynthesizer]: 24 stem disjuncts [2022-11-20 10:34:35,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,429 INFO L401 nArgumentSynthesizer]: We have 52 Motzkin's Theorem applications. [2022-11-20 10:34:35,430 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:35,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:35,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,570 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Waiting until timeout for monitored process [2022-11-20 10:34:35,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,597 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:35,597 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:35,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:35,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:35,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,620 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:35,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Waiting until timeout for monitored process [2022-11-20 10:34:35,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:35,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:35,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:35,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:35,655 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:35,655 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:35,683 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:34:35,744 INFO L443 ModelExtractionUtils]: Simplification made 21 calls to the SMT solver. [2022-11-20 10:34:35,744 INFO L444 ModelExtractionUtils]: 2 out of 28 variables were initially zero. Simplification set additionally 23 variables to zero. [2022-11-20 10:34:35,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:35,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:35,750 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:35,752 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:34:35,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Waiting until timeout for monitored process [2022-11-20 10:34:35,784 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:34:35,785 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:34:35,785 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 3 Supporting invariants [] [2022-11-20 10:34:35,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:36,071 INFO L156 tatePredicateManager]: 45 out of 46 supporting invariants were superfluous and have been removed [2022-11-20 10:34:36,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:36,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:36,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 10:34:36,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:36,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 10:34:36,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:36,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:34:36,292 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2022-11-20 10:34:36,292 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 63 states and 71 transitions. cyclomatic complexity: 12 Second operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:36,363 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 63 states and 71 transitions. cyclomatic complexity: 12. Second operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 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 78 states and 92 transitions. Complement of second has 9 states. [2022-11-20 10:34:36,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:34:36,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:36,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 40 transitions. [2022-11-20 10:34:36,365 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 40 transitions. Stem has 44 letters. Loop has 2 letters. [2022-11-20 10:34:36,365 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:36,365 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 40 transitions. Stem has 46 letters. Loop has 2 letters. [2022-11-20 10:34:36,365 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:36,365 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 40 transitions. Stem has 44 letters. Loop has 4 letters. [2022-11-20 10:34:36,366 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:36,366 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 92 transitions. [2022-11-20 10:34:36,367 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-11-20 10:34:36,367 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 78 states and 92 transitions. [2022-11-20 10:34:36,367 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 53 [2022-11-20 10:34:36,368 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 55 [2022-11-20 10:34:36,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 92 transitions. [2022-11-20 10:34:36,368 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:34:36,368 INFO L218 hiAutomatonCegarLoop]: Abstraction has 78 states and 92 transitions. [2022-11-20 10:34:36,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states and 92 transitions. [2022-11-20 10:34:36,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 73. [2022-11-20 10:34:36,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 73 states have (on average 1.1643835616438356) internal successors, (85), 72 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:36,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 85 transitions. [2022-11-20 10:34:36,371 INFO L240 hiAutomatonCegarLoop]: Abstraction has 73 states and 85 transitions. [2022-11-20 10:34:36,371 INFO L428 stractBuchiCegarLoop]: Abstraction has 73 states and 85 transitions. [2022-11-20 10:34:36,371 INFO L335 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2022-11-20 10:34:36,371 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 73 states and 85 transitions. [2022-11-20 10:34:36,372 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:34:36,372 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:34:36,372 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:34:36,373 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:34:36,373 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:34:36,373 INFO L748 eck$LassoCheckResult]: Stem: 6197#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 6198#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 6209#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6207#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6208#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6236#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6234#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6232#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6230#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6228#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6226#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6224#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6223#L33-3 assume !(main_~i~0#1 < 5); 6203#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 6204#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 6222#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6195#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6196#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6238#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6237#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6235#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6233#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6231#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6229#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6227#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6225#L37-3 assume !(main_~i~0#1 < 5); 6215#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 6216#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 6210#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6193#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6194#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6211#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6239#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6240#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6263#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6262#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 6261#L42-4 main_~nc_B~0#1 := 0; 6260#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6199#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6200#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6259#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6258#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6257#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6256#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6252#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 6205#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 6206#L55-2 [2022-11-20 10:34:36,373 INFO L750 eck$LassoCheckResult]: Loop: 6206#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 6219#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 6206#L55-2 [2022-11-20 10:34:36,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:36,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1972313288, now seen corresponding path program 6 times [2022-11-20 10:34:36,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:36,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221038541] [2022-11-20 10:34:36,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:36,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:36,403 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:36,429 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:36,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:36,429 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 9 times [2022-11-20 10:34:36,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:36,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308667666] [2022-11-20 10:34:36,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:36,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:36,434 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:36,437 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:36,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:36,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1312494827, now seen corresponding path program 4 times [2022-11-20 10:34:36,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:36,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845815071] [2022-11-20 10:34:36,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:36,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:36,469 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:36,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:36,490 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:42,748 WARN L233 SmtUtils]: Spent 6.16s on a formula simplification. DAG size of input: 328 DAG size of output: 247 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:34:43,431 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:34:43,431 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:34:43,431 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:34:43,431 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:34:43,431 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:34:43,431 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:43,431 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:34:43,431 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:34:43,432 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration19_Lasso [2022-11-20 10:34:43,432 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:34:43,432 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:34:43,435 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,436 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,438 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,440 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,442 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,444 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,445 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,447 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,448 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,450 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,452 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,454 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,456 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,458 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,460 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:43,462 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:45,249 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:45,251 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:45,253 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:45,880 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:34:45,880 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:34:45,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,884 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,905 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Waiting until timeout for monitored process [2022-11-20 10:34:45,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:45,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,928 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:45,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:45,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:45,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Waiting until timeout for monitored process [2022-11-20 10:34:45,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:45,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,962 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:45,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:45,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:45,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:45,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:45,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:45,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Waiting until timeout for monitored process [2022-11-20 10:34:45,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:45,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:45,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:45,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Ended with exit code 0 [2022-11-20 10:34:45,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:45,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:45,997 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Waiting until timeout for monitored process [2022-11-20 10:34:46,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:46,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:46,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:46,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Ended with exit code 0 [2022-11-20 10:34:46,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,016 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Waiting until timeout for monitored process [2022-11-20 10:34:46,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:46,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,029 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:46,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:46,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Ended with exit code 0 [2022-11-20 10:34:46,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,040 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Waiting until timeout for monitored process [2022-11-20 10:34:46,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:46,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:46,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:46,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Ended with exit code 0 [2022-11-20 10:34:46,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,059 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Waiting until timeout for monitored process [2022-11-20 10:34:46,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:46,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:46,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:46,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:46,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,077 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Waiting until timeout for monitored process [2022-11-20 10:34:46,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:46,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:46,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:46,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Ended with exit code 0 [2022-11-20 10:34:46,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,094 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Waiting until timeout for monitored process [2022-11-20 10:34:46,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:46,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,107 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:46,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:46,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Ended with exit code 0 [2022-11-20 10:34:46,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,112 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Waiting until timeout for monitored process [2022-11-20 10:34:46,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:46,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,125 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:46,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:46,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Ended with exit code 0 [2022-11-20 10:34:46,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,130 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Waiting until timeout for monitored process [2022-11-20 10:34:46,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,143 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,143 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (242)] Ended with exit code 0 [2022-11-20 10:34:46,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,150 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Waiting until timeout for monitored process [2022-11-20 10:34:46,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:46,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,163 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:46,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:46,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Ended with exit code 0 [2022-11-20 10:34:46,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,167 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Waiting until timeout for monitored process [2022-11-20 10:34:46,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:46,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:46,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:46,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Ended with exit code 0 [2022-11-20 10:34:46,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,185 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Waiting until timeout for monitored process [2022-11-20 10:34:46,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:46,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:46,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:46,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Ended with exit code 0 [2022-11-20 10:34:46,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,203 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Waiting until timeout for monitored process [2022-11-20 10:34:46,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:46,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:46,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:46,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Ended with exit code 0 [2022-11-20 10:34:46,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,220 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Waiting until timeout for monitored process [2022-11-20 10:34:46,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,234 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Ended with exit code 0 [2022-11-20 10:34:46,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,241 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Waiting until timeout for monitored process [2022-11-20 10:34:46,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,255 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Ended with exit code 0 [2022-11-20 10:34:46,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,261 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Waiting until timeout for monitored process [2022-11-20 10:34:46,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,273 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:46,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,275 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:46,275 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Ended with exit code 0 [2022-11-20 10:34:46,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,283 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Waiting until timeout for monitored process [2022-11-20 10:34:46,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,297 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Ended with exit code 0 [2022-11-20 10:34:46,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,305 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Waiting until timeout for monitored process [2022-11-20 10:34:46,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Ended with exit code 0 [2022-11-20 10:34:46,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,326 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Waiting until timeout for monitored process [2022-11-20 10:34:46,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,339 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:46,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,340 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:46,340 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Ended with exit code 0 [2022-11-20 10:34:46,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,352 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Waiting until timeout for monitored process [2022-11-20 10:34:46,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,364 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,364 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:46,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,373 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Waiting until timeout for monitored process [2022-11-20 10:34:46,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,385 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-11-20 10:34:46,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,392 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 10:34:46,392 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:46,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,409 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (255)] Waiting until timeout for monitored process [2022-11-20 10:34:46,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,422 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,422 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (255)] Ended with exit code 0 [2022-11-20 10:34:46,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,431 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Waiting until timeout for monitored process [2022-11-20 10:34:46,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,452 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,452 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Ended with exit code 0 [2022-11-20 10:34:46,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,459 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Waiting until timeout for monitored process [2022-11-20 10:34:46,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,473 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,473 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Ended with exit code 0 [2022-11-20 10:34:46,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,481 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Waiting until timeout for monitored process [2022-11-20 10:34:46,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,493 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:46,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,495 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:46,495 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:46,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,504 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Waiting until timeout for monitored process [2022-11-20 10:34:46,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,518 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:46,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:46,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,526 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Waiting until timeout for monitored process [2022-11-20 10:34:46,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:46,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:46,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:46,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:46,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:46,547 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:46,547 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:46,565 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:34:46,636 INFO L443 ModelExtractionUtils]: Simplification made 28 calls to the SMT solver. [2022-11-20 10:34:46,636 INFO L444 ModelExtractionUtils]: 1 out of 28 variables were initially zero. Simplification set additionally 24 variables to zero. [2022-11-20 10:34:46,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:46,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:46,637 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:46,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Waiting until timeout for monitored process [2022-11-20 10:34:46,640 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:34:46,650 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:34:46,650 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:34:46,650 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_11) = -1*ULTIMATE.start_main_~j~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_11 Supporting invariants [] [2022-11-20 10:34:46,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:46,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:46,910 INFO L156 tatePredicateManager]: 42 out of 45 supporting invariants were superfluous and have been removed [2022-11-20 10:34:46,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:47,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:34:47,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:47,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-20 10:34:47,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:47,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:34:47,289 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 [2022-11-20 10:34:47,290 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 73 states and 85 transitions. cyclomatic complexity: 19 Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:47,334 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 73 states and 85 transitions. cyclomatic complexity: 19. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 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 81 states and 98 transitions. Complement of second has 6 states. [2022-11-20 10:34:47,336 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 [2022-11-20 10:34:47,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:47,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 22 transitions. [2022-11-20 10:34:47,337 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 46 letters. Loop has 2 letters. [2022-11-20 10:34:47,337 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:47,337 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 48 letters. Loop has 2 letters. [2022-11-20 10:34:47,337 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:47,337 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 46 letters. Loop has 4 letters. [2022-11-20 10:34:47,338 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:47,338 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 81 states and 98 transitions. [2022-11-20 10:34:47,339 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:47,339 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 81 states to 79 states and 94 transitions. [2022-11-20 10:34:47,339 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 50 [2022-11-20 10:34:47,340 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2022-11-20 10:34:47,340 INFO L73 IsDeterministic]: Start isDeterministic. Operand 79 states and 94 transitions. [2022-11-20 10:34:47,340 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:34:47,340 INFO L218 hiAutomatonCegarLoop]: Abstraction has 79 states and 94 transitions. [2022-11-20 10:34:47,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states and 94 transitions. [2022-11-20 10:34:47,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 65. [2022-11-20 10:34:47,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 65 states have (on average 1.1384615384615384) internal successors, (74), 64 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:47,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 74 transitions. [2022-11-20 10:34:47,342 INFO L240 hiAutomatonCegarLoop]: Abstraction has 65 states and 74 transitions. [2022-11-20 10:34:47,342 INFO L428 stractBuchiCegarLoop]: Abstraction has 65 states and 74 transitions. [2022-11-20 10:34:47,342 INFO L335 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2022-11-20 10:34:47,343 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 65 states and 74 transitions. [2022-11-20 10:34:47,343 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:47,343 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:34:47,343 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:34:47,344 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:34:47,344 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:34:47,344 INFO L748 eck$LassoCheckResult]: Stem: 6703#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 6704#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 6715#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6713#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6714#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6749#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6747#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6745#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6743#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6741#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6739#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 6737#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 6736#L33-3 assume !(main_~i~0#1 < 5); 6709#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 6710#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 6734#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6701#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6702#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6751#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6750#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6748#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6746#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6744#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6742#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 6740#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 6738#L37-3 assume !(main_~i~0#1 < 5); 6724#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 6725#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 6716#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6717#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6718#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6719#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 6752#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 6753#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 6735#L42-4 main_~nc_B~0#1 := 0; 6726#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6727#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6728#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6729#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 6756#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 6754#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 6711#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 6712#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 6720#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 6721#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 6757#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 6730#L55-2 [2022-11-20 10:34:47,345 INFO L750 eck$LassoCheckResult]: Loop: 6730#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 6731#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 6730#L55-2 [2022-11-20 10:34:47,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:47,345 INFO L85 PathProgramCache]: Analyzing trace with hash -875586574, now seen corresponding path program 3 times [2022-11-20 10:34:47,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:47,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864426990] [2022-11-20 10:34:47,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:47,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:47,370 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:47,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:47,390 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:47,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:47,391 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 10 times [2022-11-20 10:34:47,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:47,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622970716] [2022-11-20 10:34:47,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:47,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:47,395 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:47,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:47,398 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:47,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:47,399 INFO L85 PathProgramCache]: Analyzing trace with hash 374894997, now seen corresponding path program 3 times [2022-11-20 10:34:47,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:47,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088311322] [2022-11-20 10:34:47,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:47,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:47,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:47,551 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 10:34:47,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:34:47,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088311322] [2022-11-20 10:34:47,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088311322] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:34:47,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [434898742] [2022-11-20 10:34:47,552 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 10:34:47,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:34:47,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:47,553 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:34:47,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (262)] Waiting until timeout for monitored process [2022-11-20 10:34:47,715 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-20 10:34:47,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:34:47,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 10:34:47,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:47,821 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 10:34:47,821 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:34:47,913 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 10:34:47,913 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [434898742] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:34:47,913 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:34:47,913 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 16 [2022-11-20 10:34:47,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553525078] [2022-11-20 10:34:47,914 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:34:47,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:34:47,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-20 10:34:47,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2022-11-20 10:34:47,998 INFO L87 Difference]: Start difference. First operand 65 states and 74 transitions. cyclomatic complexity: 15 Second operand has 16 states, 16 states have (on average 3.1875) internal successors, (51), 16 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:48,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:34:48,259 INFO L93 Difference]: Finished difference Result 86 states and 96 transitions. [2022-11-20 10:34:48,259 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 86 states and 96 transitions. [2022-11-20 10:34:48,260 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:48,261 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 86 states to 54 states and 59 transitions. [2022-11-20 10:34:48,261 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2022-11-20 10:34:48,261 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2022-11-20 10:34:48,261 INFO L73 IsDeterministic]: Start isDeterministic. Operand 54 states and 59 transitions. [2022-11-20 10:34:48,261 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:34:48,261 INFO L218 hiAutomatonCegarLoop]: Abstraction has 54 states and 59 transitions. [2022-11-20 10:34:48,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states and 59 transitions. [2022-11-20 10:34:48,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 52. [2022-11-20 10:34:48,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 52 states have (on average 1.0961538461538463) internal successors, (57), 51 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:48,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 57 transitions. [2022-11-20 10:34:48,263 INFO L240 hiAutomatonCegarLoop]: Abstraction has 52 states and 57 transitions. [2022-11-20 10:34:48,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-20 10:34:48,268 INFO L428 stractBuchiCegarLoop]: Abstraction has 52 states and 57 transitions. [2022-11-20 10:34:48,268 INFO L335 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2022-11-20 10:34:48,268 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 52 states and 57 transitions. [2022-11-20 10:34:48,269 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:48,269 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:34:48,269 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:34:48,270 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:34:48,270 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:34:48,270 INFO L748 eck$LassoCheckResult]: Stem: 7177#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 7178#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 7189#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7187#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7188#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7222#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7220#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7218#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7216#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7214#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7212#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7211#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7207#L33-3 assume !(main_~i~0#1 < 5); 7183#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 7184#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 7201#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7175#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7176#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7221#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7219#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7217#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7215#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7213#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7210#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7209#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7208#L37-3 assume !(main_~i~0#1 < 5); 7197#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 7198#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 7190#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7191#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7192#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7173#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7174#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7204#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7203#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7171#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 7172#L42-4 main_~nc_B~0#1 := 0; 7202#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7179#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7180#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7181#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7182#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7200#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7206#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7205#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 7185#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 7186#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 7193#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 7194#L55-2 [2022-11-20 10:34:48,270 INFO L750 eck$LassoCheckResult]: Loop: 7194#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 7199#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 7194#L55-2 [2022-11-20 10:34:48,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:48,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1312494829, now seen corresponding path program 4 times [2022-11-20 10:34:48,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:48,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391369901] [2022-11-20 10:34:48,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:48,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:48,294 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:48,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:48,315 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:48,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:48,315 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 11 times [2022-11-20 10:34:48,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:48,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255721849] [2022-11-20 10:34:48,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:48,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:48,320 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:48,324 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:48,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:48,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1412851760, now seen corresponding path program 4 times [2022-11-20 10:34:48,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:48,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362254491] [2022-11-20 10:34:48,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:48,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:48,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:48,379 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:53,543 WARN L233 SmtUtils]: Spent 5.07s on a formula simplification. DAG size of input: 352 DAG size of output: 263 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:34:54,084 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:34:54,084 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:34:54,084 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:34:54,084 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:34:54,084 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:34:54,084 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:54,084 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:34:54,084 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:34:54,084 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration21_Lasso [2022-11-20 10:34:54,084 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:34:54,084 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:34:54,087 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:54,089 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:54,091 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:54,092 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,172 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,174 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,176 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,178 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,179 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,182 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,183 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,185 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,187 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,188 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,190 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,192 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,194 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,196 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:56,198 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:34:57,652 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:34:57,652 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:34:57,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,653 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Waiting until timeout for monitored process [2022-11-20 10:34:57,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:57,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:57,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,666 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:57,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:57,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Ended with exit code 0 [2022-11-20 10:34:57,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,672 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Waiting until timeout for monitored process [2022-11-20 10:34:57,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:57,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:57,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,684 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:57,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:57,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:57,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,690 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Waiting until timeout for monitored process [2022-11-20 10:34:57,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:34:57,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:57,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,705 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:34:57,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:34:57,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Ended with exit code 0 [2022-11-20 10:34:57,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,712 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Waiting until timeout for monitored process [2022-11-20 10:34:57,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:57,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,726 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:57,726 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:57,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Ended with exit code 0 [2022-11-20 10:34:57,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,734 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Waiting until timeout for monitored process [2022-11-20 10:34:57,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:57,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,750 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:57,750 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:57,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:57,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,765 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Waiting until timeout for monitored process [2022-11-20 10:34:57,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,778 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:57,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,780 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:57,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:57,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:57,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,788 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (269)] Waiting until timeout for monitored process [2022-11-20 10:34:57,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:57,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:57,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:57,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (269)] Ended with exit code 0 [2022-11-20 10:34:57,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,809 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Waiting until timeout for monitored process [2022-11-20 10:34:57,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:57,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:57,823 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:57,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Ended with exit code 0 [2022-11-20 10:34:57,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,830 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Waiting until timeout for monitored process [2022-11-20 10:34:57,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,842 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:57,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,845 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:57,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:57,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Ended with exit code 0 [2022-11-20 10:34:57,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,855 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Waiting until timeout for monitored process [2022-11-20 10:34:57,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:57,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,868 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:57,868 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:57,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Ended with exit code 0 [2022-11-20 10:34:57,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,874 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Waiting until timeout for monitored process [2022-11-20 10:34:57,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:57,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,888 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:57,888 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:57,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:57,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,895 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Waiting until timeout for monitored process [2022-11-20 10:34:57,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,907 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:34:57,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,910 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:34:57,910 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:57,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Ended with exit code 0 [2022-11-20 10:34:57,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,920 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (275)] Waiting until timeout for monitored process [2022-11-20 10:34:57,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:57,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,933 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:57,933 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:57,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (275)] Ended with exit code 0 [2022-11-20 10:34:57,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,943 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Waiting until timeout for monitored process [2022-11-20 10:34:57,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:57,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:57,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,958 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:57,958 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:57,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:57,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Ended with exit code 0 [2022-11-20 10:34:57,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:57,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:57,965 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:57,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Waiting until timeout for monitored process [2022-11-20 10:34:57,980 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 [2022-11-20 10:34:57,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:57,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:57,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:57,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:57,993 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:57,993 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:58,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:58,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:58,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:58,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:58,008 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:58,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:58,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:58,024 INFO L203 nArgumentSynthesizer]: 12 stem disjuncts [2022-11-20 10:34:58,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:58,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:58,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Waiting until timeout for monitored process [2022-11-20 10:34:58,048 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2022-11-20 10:34:58,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:58,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:58,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:58,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:58,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:58,097 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:58,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:58,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Waiting until timeout for monitored process [2022-11-20 10:34:58,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:58,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:58,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:58,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:58,112 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:58,112 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:58,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:58,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Ended with exit code 0 [2022-11-20 10:34:58,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:58,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:58,119 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:58,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Waiting until timeout for monitored process [2022-11-20 10:34:58,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:58,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:58,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:58,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:58,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:58,133 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:58,133 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:58,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:58,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Ended with exit code 0 [2022-11-20 10:34:58,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:58,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:58,142 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:58,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Waiting until timeout for monitored process [2022-11-20 10:34:58,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:58,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:58,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:58,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:58,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:58,155 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:58,155 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:58,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:58,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Ended with exit code 0 [2022-11-20 10:34:58,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:58,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:58,163 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:58,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Waiting until timeout for monitored process [2022-11-20 10:34:58,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:58,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:58,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:58,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:58,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:58,181 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:58,181 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:58,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:58,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:58,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:58,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:58,189 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:58,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Waiting until timeout for monitored process [2022-11-20 10:34:58,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:58,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:58,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:58,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:58,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:58,202 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:58,202 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:58,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:34:58,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Ended with exit code 0 [2022-11-20 10:34:58,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:58,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:58,209 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:58,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Waiting until timeout for monitored process [2022-11-20 10:34:58,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:34:58,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:34:58,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:34:58,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:34:58,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:34:58,229 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:34:58,229 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:34:58,247 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:34:58,291 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2022-11-20 10:34:58,292 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-20 10:34:58,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:34:58,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:58,294 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:58,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Waiting until timeout for monitored process [2022-11-20 10:34:58,295 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:34:58,306 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:34:58,306 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:34:58,306 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_B~0#1, ULTIMATE.start_main_~i~0#1) = 5*ULTIMATE.start_main_~nc_B~0#1 - 6*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-20 10:34:58,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Ended with exit code 0 [2022-11-20 10:34:58,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:58,654 INFO L156 tatePredicateManager]: 57 out of 60 supporting invariants were superfluous and have been removed [2022-11-20 10:34:58,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:58,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-20 10:34:58,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:59,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:34:59,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:59,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:34:59,182 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-11-20 10:34:59,183 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 52 states and 57 transitions. cyclomatic complexity: 9 Second operand has 12 states, 12 states have (on average 2.8333333333333335) internal successors, (34), 12 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:59,373 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 52 states and 57 transitions. cyclomatic complexity: 9. Second operand has 12 states, 12 states have (on average 2.8333333333333335) internal successors, (34), 12 states have internal predecessors, (34), 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 85 states and 100 transitions. Complement of second has 15 states. [2022-11-20 10:34:59,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 10 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:34:59,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.8333333333333335) internal successors, (34), 12 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:59,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 55 transitions. [2022-11-20 10:34:59,374 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 55 transitions. Stem has 48 letters. Loop has 2 letters. [2022-11-20 10:34:59,374 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:59,374 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 55 transitions. Stem has 50 letters. Loop has 2 letters. [2022-11-20 10:34:59,374 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:59,374 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 55 transitions. Stem has 48 letters. Loop has 4 letters. [2022-11-20 10:34:59,374 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:34:59,375 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 85 states and 100 transitions. [2022-11-20 10:34:59,375 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:59,376 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 85 states to 85 states and 100 transitions. [2022-11-20 10:34:59,376 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 55 [2022-11-20 10:34:59,376 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 57 [2022-11-20 10:34:59,376 INFO L73 IsDeterministic]: Start isDeterministic. Operand 85 states and 100 transitions. [2022-11-20 10:34:59,376 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:34:59,377 INFO L218 hiAutomatonCegarLoop]: Abstraction has 85 states and 100 transitions. [2022-11-20 10:34:59,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states and 100 transitions. [2022-11-20 10:34:59,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 69. [2022-11-20 10:34:59,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 69 states have (on average 1.1304347826086956) internal successors, (78), 68 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:34:59,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 78 transitions. [2022-11-20 10:34:59,379 INFO L240 hiAutomatonCegarLoop]: Abstraction has 69 states and 78 transitions. [2022-11-20 10:34:59,379 INFO L428 stractBuchiCegarLoop]: Abstraction has 69 states and 78 transitions. [2022-11-20 10:34:59,379 INFO L335 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2022-11-20 10:34:59,379 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 69 states and 78 transitions. [2022-11-20 10:34:59,379 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:34:59,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:34:59,380 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:34:59,380 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:34:59,380 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:34:59,380 INFO L748 eck$LassoCheckResult]: Stem: 7760#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 7761#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 7775#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7770#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7771#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7802#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7800#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7798#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7796#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7794#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7792#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 7791#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 7790#L33-3 assume !(main_~i~0#1 < 5); 7766#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 7767#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 7787#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7758#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7759#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7805#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7804#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7803#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7801#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7799#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7797#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 7795#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 7793#L37-3 assume !(main_~i~0#1 < 5); 7780#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 7781#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 7772#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7773#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7774#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7756#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7757#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7810#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7806#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7808#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 7809#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 7754#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 7755#L42-4 main_~nc_B~0#1 := 0; 7782#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7783#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7813#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7814#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7784#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7785#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7812#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 7811#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 7768#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 7769#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 7776#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 7777#L55-2 [2022-11-20 10:34:59,380 INFO L750 eck$LassoCheckResult]: Loop: 7777#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 7786#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 7777#L55-2 [2022-11-20 10:34:59,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:59,381 INFO L85 PathProgramCache]: Analyzing trace with hash -456376174, now seen corresponding path program 5 times [2022-11-20 10:34:59,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:59,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378437332] [2022-11-20 10:34:59,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:59,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:34:59,598 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 20 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:34:59,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:34:59,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378437332] [2022-11-20 10:34:59,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1378437332] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:34:59,598 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [792468193] [2022-11-20 10:34:59,598 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-20 10:34:59,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:34:59,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:59,600 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:34:59,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (286)] Waiting until timeout for monitored process [2022-11-20 10:34:59,858 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2022-11-20 10:34:59,858 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 10:34:59,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:34:59,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:34:59,958 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:34:59,958 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:35:00,060 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 10:35:00,060 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [792468193] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:35:00,060 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:35:00,060 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 17 [2022-11-20 10:35:00,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799323686] [2022-11-20 10:35:00,060 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:35:00,061 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 10:35:00,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:00,061 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 12 times [2022-11-20 10:35:00,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:00,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073858040] [2022-11-20 10:35:00,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:00,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:00,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:00,065 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:00,069 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:00,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:35:00,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-20 10:35:00,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=175, Unknown=0, NotChecked=0, Total=272 [2022-11-20 10:35:00,156 INFO L87 Difference]: Start difference. First operand 69 states and 78 transitions. cyclomatic complexity: 14 Second operand has 17 states, 17 states have (on average 2.9411764705882355) internal successors, (50), 17 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:00,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:35:00,261 INFO L93 Difference]: Finished difference Result 85 states and 98 transitions. [2022-11-20 10:35:00,261 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 85 states and 98 transitions. [2022-11-20 10:35:00,262 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 10:35:00,262 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 85 states to 83 states and 96 transitions. [2022-11-20 10:35:00,262 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 55 [2022-11-20 10:35:00,263 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 55 [2022-11-20 10:35:00,263 INFO L73 IsDeterministic]: Start isDeterministic. Operand 83 states and 96 transitions. [2022-11-20 10:35:00,263 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:35:00,263 INFO L218 hiAutomatonCegarLoop]: Abstraction has 83 states and 96 transitions. [2022-11-20 10:35:00,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states and 96 transitions. [2022-11-20 10:35:00,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 71. [2022-11-20 10:35:00,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.1267605633802817) internal successors, (80), 70 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:00,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 80 transitions. [2022-11-20 10:35:00,265 INFO L240 hiAutomatonCegarLoop]: Abstraction has 71 states and 80 transitions. [2022-11-20 10:35:00,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-20 10:35:00,267 INFO L428 stractBuchiCegarLoop]: Abstraction has 71 states and 80 transitions. [2022-11-20 10:35:00,267 INFO L335 stractBuchiCegarLoop]: ======== Iteration 23 ============ [2022-11-20 10:35:00,268 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 80 transitions. [2022-11-20 10:35:00,268 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:35:00,268 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:35:00,268 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:35:00,269 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:35:00,269 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:35:00,269 INFO L748 eck$LassoCheckResult]: Stem: 8234#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 8235#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 8246#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8244#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8245#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8275#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8273#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8271#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8269#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8267#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8265#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 8263#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 8262#L33-3 assume !(main_~i~0#1 < 5); 8240#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 8241#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 8260#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8232#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8233#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8277#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8276#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8274#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8272#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8270#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8268#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 8266#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 8264#L37-3 assume !(main_~i~0#1 < 5); 8252#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 8253#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 8247#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8230#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8231#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8248#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8281#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8280#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 8278#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 8228#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 8229#L42-4 main_~nc_B~0#1 := 0; 8261#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8285#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8293#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8292#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8291#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8290#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 8289#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 8288#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 8287#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 8284#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 8249#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 8243#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 8286#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 8256#L55-2 [2022-11-20 10:35:00,269 INFO L750 eck$LassoCheckResult]: Loop: 8256#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 8257#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 8256#L55-2 [2022-11-20 10:35:00,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:00,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1412851758, now seen corresponding path program 6 times [2022-11-20 10:35:00,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:00,270 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534113102] [2022-11-20 10:35:00,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:00,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:00,300 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:00,326 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:00,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:00,327 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 13 times [2022-11-20 10:35:00,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:00,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821769563] [2022-11-20 10:35:00,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:00,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:00,331 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:00,335 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:00,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:00,336 INFO L85 PathProgramCache]: Analyzing trace with hash -540871307, now seen corresponding path program 5 times [2022-11-20 10:35:00,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:00,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931883389] [2022-11-20 10:35:00,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:00,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:00,369 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:00,398 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:07,554 WARN L233 SmtUtils]: Spent 7.06s on a formula simplification. DAG size of input: 376 DAG size of output: 280 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:35:08,383 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:35:08,383 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:35:08,383 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:35:08,383 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:35:08,383 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:35:08,383 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:08,383 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:35:08,383 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:35:08,383 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration23_Lasso [2022-11-20 10:35:08,383 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:35:08,383 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:35:08,387 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:08,388 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,341 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,342 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,344 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,346 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,347 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,350 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,351 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,353 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,355 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,356 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,358 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,360 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,362 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,364 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,365 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,368 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,369 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:10,653 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-11-20 10:35:15,641 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:35:15,641 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:35:15,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:15,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:15,642 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:15,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Waiting until timeout for monitored process [2022-11-20 10:35:15,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:15,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:15,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:15,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:15,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:15,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:15,655 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:15,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:15,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:15,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Ended with exit code 0 [2022-11-20 10:35:15,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:15,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:15,659 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:15,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Waiting until timeout for monitored process [2022-11-20 10:35:15,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:15,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:15,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:15,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:15,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:15,673 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:15,673 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:15,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:15,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Ended with exit code 0 [2022-11-20 10:35:15,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:15,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:15,680 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:15,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Waiting until timeout for monitored process [2022-11-20 10:35:15,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:15,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:15,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:15,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:15,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:15,701 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:15,701 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:15,718 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:35:15,791 INFO L443 ModelExtractionUtils]: Simplification made 32 calls to the SMT solver. [2022-11-20 10:35:15,791 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-20 10:35:15,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:15,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:15,798 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:15,799 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:35:15,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Waiting until timeout for monitored process [2022-11-20 10:35:15,825 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:35:15,826 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:35:15,826 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_13, ULTIMATE.start_main_~i~0#1) = 5*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_13 - 2*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-20 10:35:15,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:16,105 INFO L156 tatePredicateManager]: 48 out of 50 supporting invariants were superfluous and have been removed [2022-11-20 10:35:16,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:16,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:35:16,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:16,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:35:16,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:16,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:35:16,571 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2022-11-20 10:35:16,571 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 14 Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:16,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Ended with exit code 0 [2022-11-20 10:35:16,702 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 14. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 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 92 states and 111 transitions. Complement of second has 11 states. [2022-11-20 10:35:16,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 6 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:35:16,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:16,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 42 transitions. [2022-11-20 10:35:16,703 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 42 transitions. Stem has 50 letters. Loop has 2 letters. [2022-11-20 10:35:16,703 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:16,703 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 10:35:16,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:16,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:35:16,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:17,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:35:17,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:17,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:35:17,211 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.6 stem predicates 2 loop predicates [2022-11-20 10:35:17,212 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 14 Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:17,324 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 14. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 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 92 states and 111 transitions. Complement of second has 11 states. [2022-11-20 10:35:17,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 6 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:35:17,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:17,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 42 transitions. [2022-11-20 10:35:17,325 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 42 transitions. Stem has 50 letters. Loop has 2 letters. [2022-11-20 10:35:17,325 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:17,325 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 10:35:17,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:17,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:35:17,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:17,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:17,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 10:35:17,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:17,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:35:17,802 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2022-11-20 10:35:17,802 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 14 Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:17,912 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 14. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 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 92 states and 111 transitions. Complement of second has 10 states. [2022-11-20 10:35:17,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 6 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:35:17,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 8 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:17,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 44 transitions. [2022-11-20 10:35:17,913 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 44 transitions. Stem has 50 letters. Loop has 2 letters. [2022-11-20 10:35:17,914 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:17,914 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 44 transitions. Stem has 52 letters. Loop has 2 letters. [2022-11-20 10:35:17,914 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:17,914 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 44 transitions. Stem has 50 letters. Loop has 4 letters. [2022-11-20 10:35:17,914 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:17,914 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 111 transitions. [2022-11-20 10:35:17,915 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-20 10:35:17,916 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 90 states and 107 transitions. [2022-11-20 10:35:17,916 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2022-11-20 10:35:17,916 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 59 [2022-11-20 10:35:17,916 INFO L73 IsDeterministic]: Start isDeterministic. Operand 90 states and 107 transitions. [2022-11-20 10:35:17,916 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:35:17,917 INFO L218 hiAutomatonCegarLoop]: Abstraction has 90 states and 107 transitions. [2022-11-20 10:35:17,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states and 107 transitions. [2022-11-20 10:35:17,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 71. [2022-11-20 10:35:17,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.1267605633802817) internal successors, (80), 70 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:17,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 80 transitions. [2022-11-20 10:35:17,919 INFO L240 hiAutomatonCegarLoop]: Abstraction has 71 states and 80 transitions. [2022-11-20 10:35:17,919 INFO L428 stractBuchiCegarLoop]: Abstraction has 71 states and 80 transitions. [2022-11-20 10:35:17,919 INFO L335 stractBuchiCegarLoop]: ======== Iteration 24 ============ [2022-11-20 10:35:17,919 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 80 transitions. [2022-11-20 10:35:17,920 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-20 10:35:17,920 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:35:17,920 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:35:17,920 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:35:17,920 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:35:17,921 INFO L748 eck$LassoCheckResult]: Stem: 9344#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 9345#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 9356#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9354#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9355#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9370#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9384#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9382#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9380#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9378#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9376#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 9374#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 9373#L33-3 assume !(main_~i~0#1 < 5); 9350#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 9351#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 9369#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9342#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9343#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9387#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9386#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9385#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9383#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9381#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9379#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 9377#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 9375#L37-3 assume !(main_~i~0#1 < 5); 9362#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 9363#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 9357#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 9340#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 9341#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 9358#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 9394#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 9391#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 9392#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 9338#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 9339#L42-4 main_~nc_B~0#1 := 0; 9397#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 9398#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 9364#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 9365#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 9399#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 9396#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 9395#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 9393#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 9352#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 9353#L55-2 [2022-11-20 10:35:17,921 INFO L750 eck$LassoCheckResult]: Loop: 9353#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 9359#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 9353#L55-2 [2022-11-20 10:35:17,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:17,921 INFO L85 PathProgramCache]: Analyzing trace with hash 1972313288, now seen corresponding path program 7 times [2022-11-20 10:35:17,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:17,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142982477] [2022-11-20 10:35:17,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:17,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:17,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:17,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:17,991 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:17,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:17,991 INFO L85 PathProgramCache]: Analyzing trace with hash 3558, now seen corresponding path program 1 times [2022-11-20 10:35:17,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:17,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831153078] [2022-11-20 10:35:17,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:17,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:17,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:18,003 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:18,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:18,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1312494829, now seen corresponding path program 7 times [2022-11-20 10:35:18,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:18,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374033114] [2022-11-20 10:35:18,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:18,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:18,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:18,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:18,054 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:25,035 WARN L233 SmtUtils]: Spent 6.90s on a formula simplification. DAG size of input: 328 DAG size of output: 250 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:35:25,693 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:35:25,693 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:35:25,693 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:35:25,693 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:35:25,693 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:35:25,693 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:25,693 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:35:25,693 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:35:25,693 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration24_Lasso [2022-11-20 10:35:25,694 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:35:25,694 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:35:25,697 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:25,698 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:25,700 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:25,702 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,440 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,442 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,444 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,448 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,450 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,452 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,453 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,455 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,457 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,458 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,461 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,463 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,465 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,467 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:28,468 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:29,236 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:35:29,236 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:35:29,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:29,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:29,244 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:29,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:29,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:29,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:29,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:29,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:29,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:29,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:29,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:29,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Waiting until timeout for monitored process [2022-11-20 10:35:29,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:29,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:29,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:29,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:29,284 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:29,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:29,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Waiting until timeout for monitored process [2022-11-20 10:35:29,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:29,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:29,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:29,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:29,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:29,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:29,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:29,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:29,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Ended with exit code 0 [2022-11-20 10:35:29,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:29,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:29,304 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:29,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Waiting until timeout for monitored process [2022-11-20 10:35:29,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:29,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:29,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:29,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:29,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:29,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:29,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:29,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:29,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:29,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:29,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:29,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:29,325 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:29,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Waiting until timeout for monitored process [2022-11-20 10:35:29,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:29,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:29,338 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:35:29,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:29,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:29,340 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:35:29,340 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:29,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:29,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Ended with exit code 0 [2022-11-20 10:35:29,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:29,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:29,351 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:29,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Waiting until timeout for monitored process [2022-11-20 10:35:29,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:29,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:29,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:29,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:29,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:29,364 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:29,364 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:29,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:29,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:29,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:29,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:29,371 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:29,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Waiting until timeout for monitored process [2022-11-20 10:35:29,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:29,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:29,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:29,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:29,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:29,384 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:29,384 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:29,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:29,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Ended with exit code 0 [2022-11-20 10:35:29,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:29,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:29,390 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:29,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Waiting until timeout for monitored process [2022-11-20 10:35:29,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:29,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:29,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:29,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:29,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:29,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:29,404 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:29,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:29,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Ended with exit code 0 [2022-11-20 10:35:29,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:29,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:29,411 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:29,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Waiting until timeout for monitored process [2022-11-20 10:35:29,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:29,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:29,423 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:35:29,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:29,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:29,426 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:35:29,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:29,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:29,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:29,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:29,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:29,436 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:29,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Waiting until timeout for monitored process [2022-11-20 10:35:29,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:29,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:29,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:29,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:29,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:29,450 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:29,450 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:29,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:29,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Ended with exit code 0 [2022-11-20 10:35:29,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:29,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:29,458 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:29,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Waiting until timeout for monitored process [2022-11-20 10:35:29,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:29,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:29,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:29,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:29,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:29,472 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:29,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:29,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:29,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Ended with exit code 0 [2022-11-20 10:35:29,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:29,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:29,479 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:29,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Waiting until timeout for monitored process [2022-11-20 10:35:29,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:29,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:29,492 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:35:29,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:29,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:29,494 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:35:29,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:29,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:29,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Ended with exit code 0 [2022-11-20 10:35:29,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:29,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:29,504 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:29,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Waiting until timeout for monitored process [2022-11-20 10:35:29,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:29,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:29,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:29,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:29,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:29,540 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:29,540 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:29,557 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:35:29,633 INFO L443 ModelExtractionUtils]: Simplification made 30 calls to the SMT solver. [2022-11-20 10:35:29,633 INFO L444 ModelExtractionUtils]: 4 out of 28 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-11-20 10:35:29,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:29,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:29,634 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:29,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Waiting until timeout for monitored process [2022-11-20 10:35:29,637 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:35:29,647 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:35:29,647 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:35:29,647 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 5 Supporting invariants [] [2022-11-20 10:35:29,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Ended with exit code 0 [2022-11-20 10:35:30,093 INFO L156 tatePredicateManager]: 70 out of 75 supporting invariants were superfluous and have been removed [2022-11-20 10:35:30,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:30,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 30 conjunts are in the unsatisfiable core [2022-11-20 10:35:30,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:30,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:30,639 WARN L261 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-20 10:35:30,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:30,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:35:30,686 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.12 stem predicates 2 loop predicates [2022-11-20 10:35:30,687 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 15 Second operand has 14 states, 14 states have (on average 2.5714285714285716) internal successors, (36), 14 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:30,958 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 80 transitions. cyclomatic complexity: 15. Second operand has 14 states, 14 states have (on average 2.5714285714285716) internal successors, (36), 14 states have internal predecessors, (36), 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 89 states and 105 transitions. Complement of second has 17 states. [2022-11-20 10:35:30,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 15 states 12 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:35:30,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 2.5714285714285716) internal successors, (36), 14 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 55 transitions. [2022-11-20 10:35:30,960 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 55 transitions. Stem has 46 letters. Loop has 2 letters. [2022-11-20 10:35:30,960 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:30,960 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 55 transitions. Stem has 48 letters. Loop has 2 letters. [2022-11-20 10:35:30,960 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:30,960 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 55 transitions. Stem has 46 letters. Loop has 4 letters. [2022-11-20 10:35:30,960 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:30,960 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 89 states and 105 transitions. [2022-11-20 10:35:30,961 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-20 10:35:30,962 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 89 states to 87 states and 101 transitions. [2022-11-20 10:35:30,962 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 53 [2022-11-20 10:35:30,962 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 55 [2022-11-20 10:35:30,962 INFO L73 IsDeterministic]: Start isDeterministic. Operand 87 states and 101 transitions. [2022-11-20 10:35:30,963 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:35:30,963 INFO L218 hiAutomatonCegarLoop]: Abstraction has 87 states and 101 transitions. [2022-11-20 10:35:30,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states and 101 transitions. [2022-11-20 10:35:30,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 78. [2022-11-20 10:35:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 78 states have (on average 1.1538461538461537) internal successors, (90), 77 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:30,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 90 transitions. [2022-11-20 10:35:30,965 INFO L240 hiAutomatonCegarLoop]: Abstraction has 78 states and 90 transitions. [2022-11-20 10:35:30,965 INFO L428 stractBuchiCegarLoop]: Abstraction has 78 states and 90 transitions. [2022-11-20 10:35:30,965 INFO L335 stractBuchiCegarLoop]: ======== Iteration 25 ============ [2022-11-20 10:35:30,966 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 78 states and 90 transitions. [2022-11-20 10:35:30,966 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-20 10:35:30,966 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:35:30,966 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:35:30,967 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:35:30,967 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:35:30,967 INFO L748 eck$LassoCheckResult]: Stem: 10010#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 10011#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 10022#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10020#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10021#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10037#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10050#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10048#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10046#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10044#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10042#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10040#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10039#L33-3 assume !(main_~i~0#1 < 5); 10016#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 10017#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 10036#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10008#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10009#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10055#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10052#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10051#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10049#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10047#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10045#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10043#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10041#L37-3 assume !(main_~i~0#1 < 5); 10029#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 10030#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 10023#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10006#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10007#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10058#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10024#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10025#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10068#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10067#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 10066#L42-4 main_~nc_B~0#1 := 0; 10065#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10064#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10033#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10014#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10015#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10073#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10071#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10072#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10081#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10080#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 10018#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 10019#L55-2 [2022-11-20 10:35:30,967 INFO L750 eck$LassoCheckResult]: Loop: 10019#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 10026#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 10019#L55-2 [2022-11-20 10:35:30,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:30,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1312541315, now seen corresponding path program 8 times [2022-11-20 10:35:30,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:30,968 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559136477] [2022-11-20 10:35:30,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:30,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:31,000 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:31,027 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:31,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:31,028 INFO L85 PathProgramCache]: Analyzing trace with hash 3558, now seen corresponding path program 2 times [2022-11-20 10:35:31,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:31,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634871207] [2022-11-20 10:35:31,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:31,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:31,032 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:31,037 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:31,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:31,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1368178712, now seen corresponding path program 8 times [2022-11-20 10:35:31,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:31,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335848444] [2022-11-20 10:35:31,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:31,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:31,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:31,085 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:41,701 WARN L233 SmtUtils]: Spent 10.51s on a formula simplification. DAG size of input: 340 DAG size of output: 257 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:35:42,390 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:35:42,390 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:35:42,390 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:35:42,390 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:35:42,390 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:35:42,390 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:42,390 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:35:42,390 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:35:42,390 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration25_Lasso [2022-11-20 10:35:42,390 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:35:42,390 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:35:42,393 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:42,396 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:42,398 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,139 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,150 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,152 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,154 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,156 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,158 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,159 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,162 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,163 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,165 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,167 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,169 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,173 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,174 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,176 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:35:45,948 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:35:45,948 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:35:45,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:45,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:45,951 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:45,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Waiting until timeout for monitored process [2022-11-20 10:35:45,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:45,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:45,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:45,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:45,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:45,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:45,965 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:45,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:45,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:45,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:45,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:45,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:45,986 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:45,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Waiting until timeout for monitored process [2022-11-20 10:35:45,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:45,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:45,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:35:45,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:45,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:45,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:45,999 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:35:45,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:35:46,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:46,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Ended with exit code 0 [2022-11-20 10:35:46,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:46,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:46,003 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:46,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Waiting until timeout for monitored process [2022-11-20 10:35:46,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:46,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:46,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:46,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:46,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:46,017 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:46,017 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:46,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:46,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:46,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:46,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:46,045 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:46,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (307)] Waiting until timeout for monitored process [2022-11-20 10:35:46,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:46,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:46,060 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:35:46,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:46,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:46,062 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:35:46,063 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:46,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:46,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (307)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:46,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:46,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:46,091 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:46,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (308)] Waiting until timeout for monitored process [2022-11-20 10:35:46,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:46,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:46,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:46,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:46,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:46,110 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:46,110 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:46,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:46,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (308)] Forceful destruction successful, exit code 0 [2022-11-20 10:35:46,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:46,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:46,143 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:46,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Waiting until timeout for monitored process [2022-11-20 10:35:46,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:46,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:46,155 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:35:46,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:46,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:46,158 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:35:46,158 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:46,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:46,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Ended with exit code 0 [2022-11-20 10:35:46,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:46,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:46,168 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:46,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Waiting until timeout for monitored process [2022-11-20 10:35:46,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:46,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:46,180 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-11-20 10:35:46,180 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-20 10:35:46,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:46,200 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2022-11-20 10:35:46,200 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 10:35:46,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:35:46,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Ended with exit code 0 [2022-11-20 10:35:46,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:46,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:46,241 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:46,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Waiting until timeout for monitored process [2022-11-20 10:35:46,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:35:46,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:35:46,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:35:46,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:35:46,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:35:46,261 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:35:46,261 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:35:46,278 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:35:46,330 INFO L443 ModelExtractionUtils]: Simplification made 24 calls to the SMT solver. [2022-11-20 10:35:46,330 INFO L444 ModelExtractionUtils]: 2 out of 28 variables were initially zero. Simplification set additionally 23 variables to zero. [2022-11-20 10:35:46,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:35:46,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:35:46,331 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:35:46,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Waiting until timeout for monitored process [2022-11-20 10:35:46,333 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:35:46,344 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:35:46,344 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:35:46,344 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_B~0#1, ULTIMATE.start_main_~i~0#1) = 5*ULTIMATE.start_main_~nc_B~0#1 - 8*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-20 10:35:46,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Ended with exit code 0 [2022-11-20 10:35:46,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Ended with exit code 0 [2022-11-20 10:35:46,813 INFO L156 tatePredicateManager]: 70 out of 75 supporting invariants were superfluous and have been removed [2022-11-20 10:35:46,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:46,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-20 10:35:46,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:35:47,247 WARN L261 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 10:35:47,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:35:47,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:35:47,300 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.13 stem predicates 2 loop predicates [2022-11-20 10:35:47,300 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 78 states and 90 transitions. cyclomatic complexity: 19 Second operand has 15 states, 15 states have (on average 2.6666666666666665) internal successors, (40), 15 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:47,573 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 78 states and 90 transitions. cyclomatic complexity: 19. Second operand has 15 states, 15 states have (on average 2.6666666666666665) internal successors, (40), 15 states have internal predecessors, (40), 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 97 states and 116 transitions. Complement of second has 18 states. [2022-11-20 10:35:47,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 16 states 13 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:35:47,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 2.6666666666666665) internal successors, (40), 15 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:47,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 63 transitions. [2022-11-20 10:35:47,575 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 63 transitions. Stem has 48 letters. Loop has 2 letters. [2022-11-20 10:35:47,575 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:47,575 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 63 transitions. Stem has 50 letters. Loop has 2 letters. [2022-11-20 10:35:47,575 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:47,575 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 63 transitions. Stem has 48 letters. Loop has 4 letters. [2022-11-20 10:35:47,576 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:35:47,576 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 97 states and 116 transitions. [2022-11-20 10:35:47,576 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-20 10:35:47,577 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 97 states to 95 states and 112 transitions. [2022-11-20 10:35:47,577 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2022-11-20 10:35:47,577 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 58 [2022-11-20 10:35:47,577 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95 states and 112 transitions. [2022-11-20 10:35:47,578 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:35:47,578 INFO L218 hiAutomatonCegarLoop]: Abstraction has 95 states and 112 transitions. [2022-11-20 10:35:47,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states and 112 transitions. [2022-11-20 10:35:47,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 80. [2022-11-20 10:35:47,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 80 states have (on average 1.1625) internal successors, (93), 79 states have internal predecessors, (93), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:35:47,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 93 transitions. [2022-11-20 10:35:47,580 INFO L240 hiAutomatonCegarLoop]: Abstraction has 80 states and 93 transitions. [2022-11-20 10:35:47,580 INFO L428 stractBuchiCegarLoop]: Abstraction has 80 states and 93 transitions. [2022-11-20 10:35:47,580 INFO L335 stractBuchiCegarLoop]: ======== Iteration 26 ============ [2022-11-20 10:35:47,580 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 80 states and 93 transitions. [2022-11-20 10:35:47,581 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-20 10:35:47,581 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:35:47,581 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:35:47,581 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:35:47,581 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:35:47,582 INFO L748 eck$LassoCheckResult]: Stem: 10700#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 10701#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 10712#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10710#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10711#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10726#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10739#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10737#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10735#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10733#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10731#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 10729#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 10728#L33-3 assume !(main_~i~0#1 < 5); 10706#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 10707#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 10725#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10698#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10699#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10744#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10741#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10740#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10738#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10736#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10734#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 10732#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 10730#L37-3 assume !(main_~i~0#1 < 5); 10719#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 10720#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 10713#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10714#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10715#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10696#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10697#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10745#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 10742#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 10694#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 10695#L42-4 main_~nc_B~0#1 := 0; 10727#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10702#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10703#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10752#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10753#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10763#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 10764#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 10760#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 10759#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 10723#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 10724#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 10750#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 10716#L55 [2022-11-20 10:35:47,582 INFO L750 eck$LassoCheckResult]: Loop: 10716#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 10709#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 10716#L55 [2022-11-20 10:35:47,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:47,582 INFO L85 PathProgramCache]: Analyzing trace with hash 2032634054, now seen corresponding path program 5 times [2022-11-20 10:35:47,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:47,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879625208] [2022-11-20 10:35:47,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:47,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:47,614 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:47,648 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:47,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:47,649 INFO L85 PathProgramCache]: Analyzing trace with hash 3708, now seen corresponding path program 3 times [2022-11-20 10:35:47,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:47,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640520256] [2022-11-20 10:35:47,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:47,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:47,653 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:47,656 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:47,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:35:47,657 INFO L85 PathProgramCache]: Analyzing trace with hash -848791039, now seen corresponding path program 6 times [2022-11-20 10:35:47,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:35:47,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503446256] [2022-11-20 10:35:47,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:35:47,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:35:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:47,714 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:35:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:35:47,741 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:35:58,203 WARN L233 SmtUtils]: Spent 10.35s on a formula simplification. DAG size of input: 367 DAG size of output: 271 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:36:00,036 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:36:00,036 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:36:00,036 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:36:00,036 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:36:00,036 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:36:00,036 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:00,036 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:36:00,036 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:36:00,036 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration26_Lasso [2022-11-20 10:36:00,036 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:36:00,036 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:36:00,040 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:00,042 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:00,045 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:00,046 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:00,048 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:00,049 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:00,051 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:00,053 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:00,054 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:00,056 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:00,057 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:00,059 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:00,060 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:03,864 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:03,866 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:03,868 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:03,870 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:05,061 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:36:05,062 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:36:05,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,063 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Waiting until timeout for monitored process [2022-11-20 10:36:05,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,086 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:05,086 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:05,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Ended with exit code 0 [2022-11-20 10:36:05,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,108 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Waiting until timeout for monitored process [2022-11-20 10:36:05,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,133 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:05,133 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:05,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:05,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,150 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Waiting until timeout for monitored process [2022-11-20 10:36:05,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:05,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:05,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:05,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Ended with exit code 0 [2022-11-20 10:36:05,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,200 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Waiting until timeout for monitored process [2022-11-20 10:36:05,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:05,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:05,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:05,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Ended with exit code 0 [2022-11-20 10:36:05,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,220 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Waiting until timeout for monitored process [2022-11-20 10:36:05,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:05,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,235 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:05,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:05,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Ended with exit code 0 [2022-11-20 10:36:05,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,240 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Waiting until timeout for monitored process [2022-11-20 10:36:05,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:05,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:05,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:05,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Ended with exit code 0 [2022-11-20 10:36:05,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,261 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Waiting until timeout for monitored process [2022-11-20 10:36:05,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:05,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:05,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:05,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Ended with exit code 0 [2022-11-20 10:36:05,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,281 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Waiting until timeout for monitored process [2022-11-20 10:36:05,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:05,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,296 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:05,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:05,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Ended with exit code 0 [2022-11-20 10:36:05,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,301 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (321)] Waiting until timeout for monitored process [2022-11-20 10:36:05,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:05,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:05,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:05,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (321)] Ended with exit code 0 [2022-11-20 10:36:05,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,320 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Waiting until timeout for monitored process [2022-11-20 10:36:05,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:05,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,334 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:05,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:05,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Ended with exit code 0 [2022-11-20 10:36:05,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,340 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Waiting until timeout for monitored process [2022-11-20 10:36:05,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:05,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:05,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:05,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Ended with exit code 0 [2022-11-20 10:36:05,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,360 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Waiting until timeout for monitored process [2022-11-20 10:36:05,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:05,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:05,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:05,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Ended with exit code 0 [2022-11-20 10:36:05,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,380 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Waiting until timeout for monitored process [2022-11-20 10:36:05,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:05,396 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:05,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Ended with exit code 0 [2022-11-20 10:36:05,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,404 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Waiting until timeout for monitored process [2022-11-20 10:36:05,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,418 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:05,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:05,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Ended with exit code 0 [2022-11-20 10:36:05,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,428 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Waiting until timeout for monitored process [2022-11-20 10:36:05,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:05,445 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:05,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:05,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Ended with exit code 0 [2022-11-20 10:36:05,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,453 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Waiting until timeout for monitored process [2022-11-20 10:36:05,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:05,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:05,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:05,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:05,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:05,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:05,475 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:05,495 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:36:05,550 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2022-11-20 10:36:05,550 INFO L444 ModelExtractionUtils]: 2 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-20 10:36:05,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:05,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:05,551 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:05,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Waiting until timeout for monitored process [2022-11-20 10:36:05,554 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:36:05,565 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:36:05,565 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:36:05,566 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~nc_A~0#1) = 1*ULTIMATE.start_main_~j~0#1 - 1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [] [2022-11-20 10:36:05,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Ended with exit code 0 [2022-11-20 10:36:05,846 INFO L156 tatePredicateManager]: 46 out of 46 supporting invariants were superfluous and have been removed [2022-11-20 10:36:05,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:05,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:36:05,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:05,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:05,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:36:05,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:05,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:36:05,995 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 10:36:05,995 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 80 states and 93 transitions. cyclomatic complexity: 20 Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 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) [2022-11-20 10:36:06,024 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 80 states and 93 transitions. cyclomatic complexity: 20. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 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) Result 107 states and 131 transitions. Complement of second has 6 states. [2022-11-20 10:36:06,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 10:36:06,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 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) [2022-11-20 10:36:06,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 27 transitions. [2022-11-20 10:36:06,026 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 49 letters. Loop has 2 letters. [2022-11-20 10:36:06,026 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:06,026 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 51 letters. Loop has 2 letters. [2022-11-20 10:36:06,026 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:06,026 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 49 letters. Loop has 4 letters. [2022-11-20 10:36:06,027 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:06,027 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 107 states and 131 transitions. [2022-11-20 10:36:06,028 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:36:06,029 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 107 states to 63 states and 70 transitions. [2022-11-20 10:36:06,029 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 [2022-11-20 10:36:06,029 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2022-11-20 10:36:06,030 INFO L73 IsDeterministic]: Start isDeterministic. Operand 63 states and 70 transitions. [2022-11-20 10:36:06,030 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:36:06,030 INFO L218 hiAutomatonCegarLoop]: Abstraction has 63 states and 70 transitions. [2022-11-20 10:36:06,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states and 70 transitions. [2022-11-20 10:36:06,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 60. [2022-11-20 10:36:06,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 60 states have (on average 1.1166666666666667) internal successors, (67), 59 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:06,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 67 transitions. [2022-11-20 10:36:06,032 INFO L240 hiAutomatonCegarLoop]: Abstraction has 60 states and 67 transitions. [2022-11-20 10:36:06,032 INFO L428 stractBuchiCegarLoop]: Abstraction has 60 states and 67 transitions. [2022-11-20 10:36:06,032 INFO L335 stractBuchiCegarLoop]: ======== Iteration 27 ============ [2022-11-20 10:36:06,033 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states and 67 transitions. [2022-11-20 10:36:06,033 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:36:06,033 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:36:06,034 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:36:06,034 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:36:06,034 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:36:06,035 INFO L748 eck$LassoCheckResult]: Stem: 11246#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 11247#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 11260#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11256#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11257#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11292#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11290#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11288#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11286#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11284#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11282#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11280#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11279#L33-3 assume !(main_~i~0#1 < 5); 11252#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 11253#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 11269#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11244#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11245#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11294#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11293#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11291#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11289#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11287#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11285#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11283#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11281#L37-3 assume !(main_~i~0#1 < 5); 11265#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 11266#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 11258#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11242#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11243#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11259#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11278#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11275#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11273#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11272#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11271#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11240#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 11241#L42-4 main_~nc_B~0#1 := 0; 11270#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11248#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11249#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11267#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11268#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11250#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11251#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11277#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11276#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11274#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 11254#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 11255#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11261#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 11262#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11297#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 11296#L55-2 [2022-11-20 10:36:06,035 INFO L750 eck$LassoCheckResult]: Loop: 11296#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11295#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 11296#L55-2 [2022-11-20 10:36:06,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:06,035 INFO L85 PathProgramCache]: Analyzing trace with hash 733724976, now seen corresponding path program 7 times [2022-11-20 10:36:06,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:36:06,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329462536] [2022-11-20 10:36:06,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:36:06,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:36:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:06,068 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:36:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:06,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:36:06,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:06,098 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 14 times [2022-11-20 10:36:06,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:36:06,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560065724] [2022-11-20 10:36:06,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:36:06,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:36:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:06,103 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:36:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:06,106 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:36:06,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:06,107 INFO L85 PathProgramCache]: Analyzing trace with hash 735067987, now seen corresponding path program 8 times [2022-11-20 10:36:06,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:36:06,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534865358] [2022-11-20 10:36:06,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:36:06,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:36:06,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:06,136 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:36:06,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:06,197 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:36:14,797 WARN L233 SmtUtils]: Spent 8.50s on a formula simplification. DAG size of input: 399 DAG size of output: 291 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:36:15,551 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:36:15,551 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:36:15,552 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:36:15,552 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:36:15,552 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:36:15,552 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:15,552 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:36:15,552 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:36:15,552 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration27_Lasso [2022-11-20 10:36:15,552 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:36:15,552 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:36:15,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:15,557 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:15,559 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:15,560 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:15,562 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:15,564 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:15,565 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:15,568 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:15,579 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:15,582 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:15,584 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:15,586 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:18,635 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:18,637 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:18,639 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:18,641 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:18,643 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:18,645 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:18,648 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:23,545 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:36:23,546 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:36:23,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,552 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Waiting until timeout for monitored process [2022-11-20 10:36:23,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:23,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:23,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:23,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:23,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,596 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Waiting until timeout for monitored process [2022-11-20 10:36:23,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,611 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:23,611 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:23,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Ended with exit code 0 [2022-11-20 10:36:23,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,618 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Waiting until timeout for monitored process [2022-11-20 10:36:23,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:23,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,632 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:23,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:23,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:23,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,638 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Waiting until timeout for monitored process [2022-11-20 10:36:23,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:23,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,652 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:23,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:23,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Ended with exit code 0 [2022-11-20 10:36:23,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,657 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Waiting until timeout for monitored process [2022-11-20 10:36:23,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:23,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:23,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:23,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Ended with exit code 0 [2022-11-20 10:36:23,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,677 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Waiting until timeout for monitored process [2022-11-20 10:36:23,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:23,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,692 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:23,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:23,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Ended with exit code 0 [2022-11-20 10:36:23,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,697 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Waiting until timeout for monitored process [2022-11-20 10:36:23,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,712 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:23,712 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:23,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:23,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,720 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Waiting until timeout for monitored process [2022-11-20 10:36:23,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:23,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:23,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:23,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Ended with exit code 0 [2022-11-20 10:36:23,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,740 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Waiting until timeout for monitored process [2022-11-20 10:36:23,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:23,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:23,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Ended with exit code 0 [2022-11-20 10:36:23,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,763 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Waiting until timeout for monitored process [2022-11-20 10:36:23,766 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 [2022-11-20 10:36:23,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:23,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,778 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:23,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:23,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Ended with exit code 0 [2022-11-20 10:36:23,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,786 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Waiting until timeout for monitored process [2022-11-20 10:36:23,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:23,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,799 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:23,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:23,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Ended with exit code 0 [2022-11-20 10:36:23,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,805 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Waiting until timeout for monitored process [2022-11-20 10:36:23,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,820 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:36:23,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,821 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:36:23,822 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:23,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Ended with exit code 0 [2022-11-20 10:36:23,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,832 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Waiting until timeout for monitored process [2022-11-20 10:36:23,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,847 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:23,847 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:23,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Ended with exit code 0 [2022-11-20 10:36:23,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,861 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Waiting until timeout for monitored process [2022-11-20 10:36:23,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,875 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:36:23,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,877 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:36:23,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:23,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Ended with exit code 0 [2022-11-20 10:36:23,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,886 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Waiting until timeout for monitored process [2022-11-20 10:36:23,888 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 [2022-11-20 10:36:23,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,900 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:36:23,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,901 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:36:23,901 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:23,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Ended with exit code 0 [2022-11-20 10:36:23,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,911 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Waiting until timeout for monitored process [2022-11-20 10:36:23,914 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 [2022-11-20 10:36:23,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,930 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:23,930 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:23,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:23,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,947 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:23,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:23,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Waiting until timeout for monitored process [2022-11-20 10:36:23,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:23,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:23,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:23,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:23,970 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:23,970 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:23,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:23,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:23,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:23,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:23,995 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:24,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:24,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Waiting until timeout for monitored process [2022-11-20 10:36:24,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:24,016 INFO L203 nArgumentSynthesizer]: 24 stem disjuncts [2022-11-20 10:36:24,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:24,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:24,114 INFO L401 nArgumentSynthesizer]: We have 52 Motzkin's Theorem applications. [2022-11-20 10:36:24,115 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:24,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:24,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Ended with exit code 0 [2022-11-20 10:36:24,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:24,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:24,262 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:24,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Waiting until timeout for monitored process [2022-11-20 10:36:24,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:24,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:24,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:24,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:24,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:24,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:24,286 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:24,306 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:36:24,355 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2022-11-20 10:36:24,355 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-20 10:36:24,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:24,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:24,356 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:24,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Waiting until timeout for monitored process [2022-11-20 10:36:24,359 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:36:24,371 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:36:24,371 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:36:24,371 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_17, ULTIMATE.start_main_~j~0#1) = 5*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_17 - 8*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2022-11-20 10:36:24,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Ended with exit code 0 [2022-11-20 10:36:24,795 INFO L156 tatePredicateManager]: 51 out of 55 supporting invariants were superfluous and have been removed [2022-11-20 10:36:24,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:24,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-20 10:36:24,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:25,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:25,374 WARN L261 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-20 10:36:25,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:25,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:36:25,427 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.9 stem predicates 2 loop predicates [2022-11-20 10:36:25,427 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 60 states and 67 transitions. cyclomatic complexity: 12 Second operand has 11 states, 11 states have (on average 3.0) internal successors, (33), 11 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) [2022-11-20 10:36:25,675 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 60 states and 67 transitions. cyclomatic complexity: 12. Second operand has 11 states, 11 states have (on average 3.0) internal successors, (33), 11 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) Result 87 states and 105 transitions. Complement of second has 14 states. [2022-11-20 10:36:25,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 9 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-20 10:36:25,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 3.0) internal successors, (33), 11 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) [2022-11-20 10:36:25,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 46 transitions. [2022-11-20 10:36:25,677 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 46 transitions. Stem has 54 letters. Loop has 2 letters. [2022-11-20 10:36:25,677 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:25,677 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 46 transitions. Stem has 56 letters. Loop has 2 letters. [2022-11-20 10:36:25,677 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:25,677 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 46 transitions. Stem has 54 letters. Loop has 4 letters. [2022-11-20 10:36:25,678 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:25,678 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 87 states and 105 transitions. [2022-11-20 10:36:25,679 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:36:25,679 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 87 states to 83 states and 99 transitions. [2022-11-20 10:36:25,679 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46 [2022-11-20 10:36:25,680 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2022-11-20 10:36:25,680 INFO L73 IsDeterministic]: Start isDeterministic. Operand 83 states and 99 transitions. [2022-11-20 10:36:25,680 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 10:36:25,680 INFO L218 hiAutomatonCegarLoop]: Abstraction has 83 states and 99 transitions. [2022-11-20 10:36:25,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states and 99 transitions. [2022-11-20 10:36:25,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 71. [2022-11-20 10:36:25,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.1549295774647887) internal successors, (82), 70 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:25,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 82 transitions. [2022-11-20 10:36:25,682 INFO L240 hiAutomatonCegarLoop]: Abstraction has 71 states and 82 transitions. [2022-11-20 10:36:25,682 INFO L428 stractBuchiCegarLoop]: Abstraction has 71 states and 82 transitions. [2022-11-20 10:36:25,682 INFO L335 stractBuchiCegarLoop]: ======== Iteration 28 ============ [2022-11-20 10:36:25,682 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 82 transitions. [2022-11-20 10:36:25,683 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 10:36:25,683 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 10:36:25,683 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 10:36:25,684 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:36:25,684 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 10:36:25,684 INFO L748 eck$LassoCheckResult]: Stem: 11834#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 11835#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~post1#1, main_#t~mem3#1, main_#t~nondet5#1, main_#t~post4#1, main_#t~mem6#1, main_#t~post8#1, main_#t~mem7#1, main_#t~post10#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 11846#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11844#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11845#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11877#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11875#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11874#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11872#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11870#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11868#L33-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet2#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet2#1; 11867#L33-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 11866#L33-3 assume !(main_~i~0#1 < 5); 11840#L33-4 call main_#t~mem3#1 := read~int(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 11841#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 11862#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11832#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11833#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11885#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11884#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11883#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11882#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11880#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11879#L37-3 assume !!(main_~i~0#1 < 5);call write~int(main_#t~nondet5#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet5#1; 11878#L37-2 main_#t~post4#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 11876#L37-3 assume !(main_~i~0#1 < 5); 11853#L37-4 call main_#t~mem6#1 := read~int(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 11854#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 11847#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11830#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11831#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11848#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11873#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11871#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11869#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11865#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1;havoc main_#t~post8#1; 11864#L42-3 call main_#t~mem7#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 11828#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 11829#L42-4 main_~nc_B~0#1 := 0; 11863#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11836#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11837#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11838#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11839#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11888#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11855#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11856#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 11886#L46-3 call main_#t~mem9#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 11881#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 11842#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 11843#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11859#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 11893#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11858#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 11892#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11891#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 11890#L55-2 [2022-11-20 10:36:25,684 INFO L750 eck$LassoCheckResult]: Loop: 11890#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 11889#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 11890#L55-2 [2022-11-20 10:36:25,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:25,685 INFO L85 PathProgramCache]: Analyzing trace with hash 733222867, now seen corresponding path program 9 times [2022-11-20 10:36:25,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:36:25,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875629095] [2022-11-20 10:36:25,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:36:25,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:36:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:25,724 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:36:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:25,764 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:36:25,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:25,765 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 15 times [2022-11-20 10:36:25,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:36:25,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354948880] [2022-11-20 10:36:25,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:36:25,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:36:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:25,770 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:36:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:25,780 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:36:25,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:25,780 INFO L85 PathProgramCache]: Analyzing trace with hash 252541238, now seen corresponding path program 10 times [2022-11-20 10:36:25,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:36:25,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952884546] [2022-11-20 10:36:25,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:36:25,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:36:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:25,823 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:36:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:36:25,855 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:36:39,485 WARN L233 SmtUtils]: Spent 13.52s on a formula simplification. DAG size of input: 422 DAG size of output: 305 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 10:36:40,609 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 10:36:40,609 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 10:36:40,609 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 10:36:40,609 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 10:36:40,609 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 10:36:40,609 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:40,609 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 10:36:40,610 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 10:36:40,610 INFO L133 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration28_Lasso [2022-11-20 10:36:40,610 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 10:36:40,610 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 10:36:40,613 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:40,615 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:40,616 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:40,619 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:40,621 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:40,623 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:40,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:40,626 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:40,628 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:40,630 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:43,064 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:43,066 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:43,067 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:43,070 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:43,072 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:43,073 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:43,075 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:43,077 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:43,079 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 10:36:45,474 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 10:36:45,474 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 10:36:45,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,480 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Waiting until timeout for monitored process [2022-11-20 10:36:45,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:45,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:45,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,494 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:45,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:45,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:45,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,499 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Waiting until timeout for monitored process [2022-11-20 10:36:45,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:45,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:45,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:45,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:45,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Ended with exit code 0 [2022-11-20 10:36:45,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,526 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Waiting until timeout for monitored process [2022-11-20 10:36:45,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:45,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,539 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:45,540 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:45,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:45,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,574 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:45,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:45,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Waiting until timeout for monitored process [2022-11-20 10:36:45,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:45,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:45,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:45,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,619 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Waiting until timeout for monitored process [2022-11-20 10:36:45,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:45,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,632 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:45,632 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:45,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:45,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,639 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Waiting until timeout for monitored process [2022-11-20 10:36:45,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:45,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:45,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,652 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:45,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:45,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Ended with exit code 0 [2022-11-20 10:36:45,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,657 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Waiting until timeout for monitored process [2022-11-20 10:36:45,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:45,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:45,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:45,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:45,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Ended with exit code 0 [2022-11-20 10:36:45,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,675 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Waiting until timeout for monitored process [2022-11-20 10:36:45,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:45,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:45,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:45,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:45,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Ended with exit code 0 [2022-11-20 10:36:45,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,694 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Waiting until timeout for monitored process [2022-11-20 10:36:45,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 10:36:45,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:45,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 10:36:45,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 10:36:45,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Ended with exit code 0 [2022-11-20 10:36:45,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,712 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Waiting until timeout for monitored process [2022-11-20 10:36:45,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,725 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-20 10:36:45,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,726 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-20 10:36:45,727 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:45,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:45,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,735 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Waiting until timeout for monitored process [2022-11-20 10:36:45,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:45,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,750 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:45,750 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:45,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Ended with exit code 0 [2022-11-20 10:36:45,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,757 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Waiting until timeout for monitored process [2022-11-20 10:36:45,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:45,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,771 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:45,771 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:45,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Ended with exit code 0 [2022-11-20 10:36:45,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,779 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Waiting until timeout for monitored process [2022-11-20 10:36:45,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:45,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:45,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:45,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Ended with exit code 0 [2022-11-20 10:36:45,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,801 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (363)] Waiting until timeout for monitored process [2022-11-20 10:36:45,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,814 INFO L203 nArgumentSynthesizer]: 12 stem disjuncts [2022-11-20 10:36:45,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,851 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2022-11-20 10:36:45,851 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:45,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 10:36:45,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (363)] Ended with exit code 0 [2022-11-20 10:36:45,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:45,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:45,918 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:45,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Waiting until timeout for monitored process [2022-11-20 10:36:45,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 10:36:45,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 10:36:45,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 10:36:45,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 10:36:45,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 10:36:45,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 10:36:45,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 10:36:45,964 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 10:36:46,020 INFO L443 ModelExtractionUtils]: Simplification made 26 calls to the SMT solver. [2022-11-20 10:36:46,020 INFO L444 ModelExtractionUtils]: 6 out of 28 variables were initially zero. Simplification set additionally 19 variables to zero. [2022-11-20 10:36:46,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 10:36:46,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:36:46,024 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 10:36:46,032 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 10:36:46,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Waiting until timeout for monitored process [2022-11-20 10:36:46,065 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 10:36:46,065 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 10:36:46,065 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_B~0#1, ULTIMATE.start_main_~j~0#1) = 1*ULTIMATE.start_main_~nc_B~0#1 - 1*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2022-11-20 10:36:46,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:46,354 INFO L156 tatePredicateManager]: 44 out of 44 supporting invariants were superfluous and have been removed [2022-11-20 10:36:46,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:46,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:46,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:36:46,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:46,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:46,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:36:46,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:46,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:36:46,519 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 10:36:46,520 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 82 transitions. cyclomatic complexity: 17 Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:46,530 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 82 transitions. cyclomatic complexity: 17. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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 86 states and 101 transitions. Complement of second has 5 states. [2022-11-20 10:36:46,531 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 [2022-11-20 10:36:46,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:46,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 25 transitions. [2022-11-20 10:36:46,531 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 56 letters. Loop has 2 letters. [2022-11-20 10:36:46,532 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:46,532 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 10:36:46,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:46,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:46,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:36:46,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:46,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:46,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:36:46,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:36:46,684 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 10:36:46,684 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 82 transitions. cyclomatic complexity: 17 Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:46,692 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 82 transitions. cyclomatic complexity: 17. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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 86 states and 101 transitions. Complement of second has 5 states. [2022-11-20 10:36:46,692 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 [2022-11-20 10:36:46,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:46,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 25 transitions. [2022-11-20 10:36:46,693 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 56 letters. Loop has 2 letters. [2022-11-20 10:36:46,693 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:46,693 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 10:36:46,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:36:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:46,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:36:46,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:46,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:36:46,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 10:36:46,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:36:46,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:36:46,836 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 10:36:46,837 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 82 transitions. cyclomatic complexity: 17 Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:46,853 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 82 transitions. cyclomatic complexity: 17. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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 80 states and 92 transitions. Complement of second has 4 states. [2022-11-20 10:36:46,854 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 [2022-11-20 10:36:46,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:36:46,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 26 transitions. [2022-11-20 10:36:46,855 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 56 letters. Loop has 2 letters. [2022-11-20 10:36:46,855 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:46,855 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 58 letters. Loop has 2 letters. [2022-11-20 10:36:46,856 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:46,856 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 56 letters. Loop has 4 letters. [2022-11-20 10:36:46,856 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 10:36:46,856 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 80 states and 92 transitions. [2022-11-20 10:36:46,857 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 10:36:46,857 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 80 states to 0 states and 0 transitions. [2022-11-20 10:36:46,857 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 10:36:46,857 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 10:36:46,857 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 10:36:46,857 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 10:36:46,857 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:36:46,858 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:36:46,858 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:36:46,858 INFO L335 stractBuchiCegarLoop]: ======== Iteration 29 ============ [2022-11-20 10:36:46,858 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-20 10:36:46,858 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 10:36:46,858 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-20 10:36:46,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 10:36:46 BoogieIcfgContainer [2022-11-20 10:36:46,865 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 10:36:46,866 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:36:46,866 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:36:46,866 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:36:46,867 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:35" (3/4) ... [2022-11-20 10:36:46,870 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 10:36:46,870 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:36:46,871 INFO L158 Benchmark]: Toolchain (without parser) took 251560.22ms. Allocated memory was 174.1MB in the beginning and 230.7MB in the end (delta: 56.6MB). Free memory was 131.4MB in the beginning and 54.6MB in the end (delta: 76.8MB). Peak memory consumption was 135.4MB. Max. memory is 16.1GB. [2022-11-20 10:36:46,871 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:36:46,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.87ms. Allocated memory is still 174.1MB. Free memory was 131.0MB in the beginning and 120.1MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 10:36:46,872 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.68ms. Allocated memory is still 174.1MB. Free memory was 120.1MB in the beginning and 118.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:36:46,872 INFO L158 Benchmark]: Boogie Preprocessor took 29.08ms. Allocated memory is still 174.1MB. Free memory was 118.4MB in the beginning and 117.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:36:46,872 INFO L158 Benchmark]: RCFGBuilder took 348.77ms. Allocated memory is still 174.1MB. Free memory was 117.2MB in the beginning and 104.2MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 10:36:46,873 INFO L158 Benchmark]: BuchiAutomizer took 250887.78ms. Allocated memory was 174.1MB in the beginning and 230.7MB in the end (delta: 56.6MB). Free memory was 104.2MB in the beginning and 54.6MB in the end (delta: 49.6MB). Peak memory consumption was 108.1MB. Max. memory is 16.1GB. [2022-11-20 10:36:46,873 INFO L158 Benchmark]: Witness Printer took 4.39ms. Allocated memory is still 230.7MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:36:46,875 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.87ms. Allocated memory is still 174.1MB. Free memory was 131.0MB in the beginning and 120.1MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.68ms. Allocated memory is still 174.1MB. Free memory was 120.1MB in the beginning and 118.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.08ms. Allocated memory is still 174.1MB. Free memory was 118.4MB in the beginning and 117.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 348.77ms. Allocated memory is still 174.1MB. Free memory was 117.2MB in the beginning and 104.2MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 250887.78ms. Allocated memory was 174.1MB in the beginning and 230.7MB in the end (delta: 56.6MB). Free memory was 104.2MB in the beginning and 54.6MB in the end (delta: 49.6MB). Peak memory consumption was 108.1MB. Max. memory is 16.1GB. * Witness Printer took 4.39ms. Allocated memory is still 230.7MB. Free memory is still 54.6MB. 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 28 terminating modules (10 trivial, 16 deterministic, 2 nondeterministic). One deterministic module has affine ranking function -2 * i + 9 * unknown-#length-unknown[string_A] and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[string_A] + -1 * nc_A and consists of 4 locations. One deterministic module has affine ranking function -1 * nc_B + unknown-#length-unknown[string_B] and consists of 7 locations. One deterministic module has affine ranking function -2 * nc_B + 9 * nc_A and consists of 12 locations. One deterministic module has affine ranking function -1 * nc_B + unknown-#length-unknown[string_B] and consists of 8 locations. One deterministic module has affine ranking function -2 * i + unknown-#length-unknown[string_B] and consists of 9 locations. One deterministic module has affine ranking function -1 * nc_B + unknown-#length-unknown[string_B] and consists of 9 locations. One deterministic module has affine ranking function -2 * j + 3 and consists of 11 locations. One deterministic module has affine ranking function -4 * i + 3 * nc_B and consists of 12 locations. One deterministic module has affine ranking function -2 * i + 3 and consists of 7 locations. One deterministic module has affine ranking function -1 * j + unknown-#length-unknown[string_A] and consists of 4 locations. One deterministic module has affine ranking function 5 * nc_B + -6 * i and consists of 13 locations. One deterministic module has affine ranking function -2 * i + 5 and consists of 15 locations. One deterministic module has affine ranking function -8 * i + 5 * nc_B and consists of 16 locations. One deterministic module has affine ranking function -1 * i + j + nc_A and consists of 4 locations. One deterministic module has affine ranking function 5 * unknown-#length-unknown[string_A] + -8 * j and consists of 12 locations. One nondeterministic module has affine ranking function -2 * i + 5 * unknown-#length-unknown[string_B] and consists of 9 locations. One nondeterministic module has affine ranking function -1 * j + nc_B and consists of 3 locations. 10 modules have a trivial ranking function, the largest among these consists of 17 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 250.8s and 29 iterations. TraceHistogramMax:5. Analysis of lassos took 237.7s. Construction of modules took 2.1s. Büchi inclusion checks took 10.6s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 22. Automata minimization 0.1s AutomataMinimizationTime, 27 MinimizatonAttempts, 213 StatesRemovedByMinimization, 24 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 [16, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1225 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1220 mSDsluCounter, 1583 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1100 mSDsCounter, 298 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2846 IncrementalHoareTripleChecker+Invalid, 3144 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 298 mSolverCounterUnsat, 483 mSDtfsCounter, 2846 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc3 concLT0 SILN0 SILU7 SILI0 SILT0 lasso18 LassoPreprocessingBenchmarks: Lassos: inital373 mio100 ax100 hnf100 lsp97 ukn62 mio100 lsp37 div100 bol100 ite100 ukn100 eq190 hnf91 smp98 dnf459 smp90 tf100 neg97 sie105 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 242ms VariablesStem: 14 VariablesLoop: 12 DisjunctsStem: 24 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 52 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-20 10:36:46,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Ended with exit code 0 [2022-11-20 10:36:47,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (286)] Ended with exit code 0 [2022-11-20 10:36:47,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (262)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:47,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (213)] Ended with exit code 0 [2022-11-20 10:36:47,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (171)] Ended with exit code 0 [2022-11-20 10:36:47,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (170)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:48,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (128)] Ended with exit code 0 [2022-11-20 10:36:48,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2022-11-20 10:36:48,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2022-11-20 10:36:48,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2022-11-20 10:36:48,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_249a5458-7b49-4e00-8dd4-7b45cf1b4a1b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE