./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e7fbc69 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_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS --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 8688e0efa9d37c2205606fbd307da42d83b0f0e2936dd15336b8b67e136d86b0 --- 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-4e7fbc6 [2022-11-23 04:01:41,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 04:01:41,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 04:01:41,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 04:01:41,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 04:01:41,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 04:01:41,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 04:01:41,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 04:01:41,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 04:01:41,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 04:01:41,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 04:01:41,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 04:01:41,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 04:01:41,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 04:01:41,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 04:01:41,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 04:01:41,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 04:01:41,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 04:01:41,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 04:01:41,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 04:01:41,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 04:01:41,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 04:01:41,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 04:01:41,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 04:01:41,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 04:01:41,383 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 04:01:41,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 04:01:41,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 04:01:41,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 04:01:41,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 04:01:41,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 04:01:41,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 04:01:41,388 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 04:01:41,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 04:01:41,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 04:01:41,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 04:01:41,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 04:01:41,391 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 04:01:41,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 04:01:41,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 04:01:41,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 04:01:41,398 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-23 04:01:41,438 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 04:01:41,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 04:01:41,443 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 04:01:41,444 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 04:01:41,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 04:01:41,445 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 04:01:41,446 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 04:01:41,446 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-23 04:01:41,446 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-23 04:01:41,447 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-23 04:01:41,448 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-23 04:01:41,448 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-23 04:01:41,448 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-23 04:01:41,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 04:01:41,449 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 04:01:41,449 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 04:01:41,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 04:01:41,450 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 04:01:41,450 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 04:01:41,450 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-23 04:01:41,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-23 04:01:41,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-23 04:01:41,451 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 04:01:41,451 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 04:01:41,451 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-23 04:01:41,452 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 04:01:41,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-23 04:01:41,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 04:01:41,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 04:01:41,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 04:01:41,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 04:01:41,455 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-23 04:01:41,455 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_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8688e0efa9d37c2205606fbd307da42d83b0f0e2936dd15336b8b67e136d86b0 [2022-11-23 04:01:41,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 04:01:41,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 04:01:41,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 04:01:41,839 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 04:01:41,840 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 04:01:41,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i [2022-11-23 04:01:44,971 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 04:01:45,267 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 04:01:45,267 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i [2022-11-23 04:01:45,282 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/data/ddcebe9fe/aef5cb4a709e449db6a6f999fcc3f143/FLAG7ca2c6ae0 [2022-11-23 04:01:45,298 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/data/ddcebe9fe/aef5cb4a709e449db6a6f999fcc3f143 [2022-11-23 04:01:45,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 04:01:45,303 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 04:01:45,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 04:01:45,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 04:01:45,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 04:01:45,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:01:45" (1/1) ... [2022-11-23 04:01:45,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2605f8ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45, skipping insertion in model container [2022-11-23 04:01:45,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:01:45" (1/1) ... [2022-11-23 04:01:45,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 04:01:45,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 04:01:45,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 04:01:45,764 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 04:01:45,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 04:01:45,847 INFO L208 MainTranslator]: Completed translation [2022-11-23 04:01:45,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45 WrapperNode [2022-11-23 04:01:45,847 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 04:01:45,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 04:01:45,849 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 04:01:45,849 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 04:01:45,858 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45" (1/1) ... [2022-11-23 04:01:45,876 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45" (1/1) ... [2022-11-23 04:01:45,916 INFO L138 Inliner]: procedures = 117, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2022-11-23 04:01:45,919 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 04:01:45,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 04:01:45,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 04:01:45,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 04:01:45,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45" (1/1) ... [2022-11-23 04:01:45,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45" (1/1) ... [2022-11-23 04:01:45,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45" (1/1) ... [2022-11-23 04:01:45,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45" (1/1) ... [2022-11-23 04:01:45,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45" (1/1) ... [2022-11-23 04:01:45,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45" (1/1) ... [2022-11-23 04:01:45,949 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45" (1/1) ... [2022-11-23 04:01:45,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45" (1/1) ... [2022-11-23 04:01:45,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 04:01:45,954 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 04:01:45,954 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 04:01:45,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 04:01:45,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45" (1/1) ... [2022-11-23 04:01:45,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:45,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:46,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:46,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-23 04:01:46,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 04:01:46,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 04:01:46,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 04:01:46,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 04:01:46,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 04:01:46,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 04:01:46,178 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 04:01:46,180 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 04:01:46,364 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 04:01:46,371 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 04:01:46,371 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-23 04:01:46,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:01:46 BoogieIcfgContainer [2022-11-23 04:01:46,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 04:01:46,374 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-23 04:01:46,375 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-23 04:01:46,378 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-23 04:01:46,379 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-23 04:01:46,380 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 04:01:45" (1/3) ... [2022-11-23 04:01:46,381 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@30f13042 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 04:01:46, skipping insertion in model container [2022-11-23 04:01:46,381 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-23 04:01:46,381 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:01:45" (2/3) ... [2022-11-23 04:01:46,381 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@30f13042 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 04:01:46, skipping insertion in model container [2022-11-23 04:01:46,382 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-23 04:01:46,382 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:01:46" (3/3) ... [2022-11-23 04:01:46,383 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrcat-alloca-2.i [2022-11-23 04:01:46,444 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-23 04:01:46,444 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-23 04:01:46,444 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-23 04:01:46,444 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-23 04:01:46,445 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-23 04:01:46,445 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-23 04:01:46,445 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-23 04:01:46,445 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-23 04:01:46,450 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 21 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) [2022-11-23 04:01:46,471 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 9 [2022-11-23 04:01:46,471 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 04:01:46,472 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 04:01:46,478 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-23 04:01:46,478 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-23 04:01:46,478 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-23 04:01:46,479 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 21 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) [2022-11-23 04:01:46,481 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 9 [2022-11-23 04:01:46,481 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 04:01:46,482 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 04:01:46,482 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-23 04:01:46,482 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-23 04:01:46,491 INFO L748 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1.base, main_#t~ret16#1.offset, main_~length1~0#1, main_~length2~0#1, main_~length3~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~length3~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 2#L525true assume !(main_~length1~0#1 < 1); 10#L525-2true assume !(main_~length2~0#1 < 2); 20#L528-1true assume !(main_~length3~0#1 < 1); 12#L531-1true assume !(main_~length2~0#1 - main_~length3~0#1 < main_~length1~0#1 || main_~length3~0#1 > main_~length2~0#1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 3#L538-3true [2022-11-23 04:01:46,492 INFO L750 eck$LassoCheckResult]: Loop: 3#L538-3true assume !!(main_~i~0#1 < main_~length1~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 17#L538-2true main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 3#L538-3true [2022-11-23 04:01:46,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:46,498 INFO L85 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2022-11-23 04:01:46,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:46,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170905573] [2022-11-23 04:01:46,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:46,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:46,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:46,703 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 04:01:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:46,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 04:01:46,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:46,782 INFO L85 PathProgramCache]: Analyzing trace with hash 2019, now seen corresponding path program 1 times [2022-11-23 04:01:46,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:46,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925824539] [2022-11-23 04:01:46,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:46,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:46,810 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 04:01:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:46,824 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 04:01:46,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:46,830 INFO L85 PathProgramCache]: Analyzing trace with hash 180553841, now seen corresponding path program 1 times [2022-11-23 04:01:46,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:46,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34239562] [2022-11-23 04:01:46,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:46,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:46,896 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 04:01:46,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:46,935 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 04:01:47,514 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 04:01:47,515 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 04:01:47,516 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 04:01:47,516 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 04:01:47,516 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-23 04:01:47,516 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:47,516 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 04:01:47,516 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 04:01:47,517 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcat-alloca-2.i_Iteration1_Lasso [2022-11-23 04:01:47,517 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 04:01:47,517 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 04:01:47,547 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,564 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,567 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,570 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,582 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,586 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,590 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,596 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,600 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,607 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,620 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,914 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,921 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,924 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,927 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:47,930 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:48,512 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 04:01:48,517 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-23 04:01:48,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:48,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:48,522 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:48,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-23 04:01:48,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:48,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:48,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:48,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:48,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:48,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:48,550 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:48,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:48,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:48,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:48,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:48,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:48,576 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:48,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:48,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:48,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:48,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:48,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:48,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:48,600 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:48,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:48,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-23 04:01:48,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:48,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:48,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:48,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:48,634 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:48,642 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 [2022-11-23 04:01:48,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:48,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:48,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:48,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:48,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:48,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:48,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:48,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-23 04:01:48,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:48,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:48,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:48,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:48,672 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:48,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-23 04:01:48,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:48,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:48,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:48,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:48,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:48,696 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:48,697 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:48,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:48,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:48,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:48,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:48,729 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:48,736 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 [2022-11-23 04:01:48,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-23 04:01:48,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:48,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:48,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:48,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:48,754 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:48,754 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:48,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:48,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:48,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:48,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:48,777 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:48,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:48,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:48,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:48,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:48,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:48,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:48,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:48,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:48,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-23 04:01:48,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:48,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:48,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:48,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:48,835 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:48,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:48,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:48,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:48,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:48,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:48,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:48,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:48,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:48,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-23 04:01:48,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:48,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:48,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:48,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:48,885 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:48,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-23 04:01:48,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:48,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:48,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:48,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:48,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:48,906 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:48,906 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:48,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:48,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:48,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:48,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:48,932 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:48,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-23 04:01:48,944 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 [2022-11-23 04:01:48,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:48,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:48,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:48,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:48,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:48,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:48,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:48,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:48,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:48,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:48,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:48,977 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:48,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:48,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:48,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:48,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:48,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:48,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:49,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:49,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:49,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-23 04:01:49,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:49,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:49,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:49,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:49,025 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:49,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:49,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:49,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:49,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:49,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:49,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:49,059 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:49,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-23 04:01:49,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:49,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:49,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:49,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:49,087 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:49,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:49,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:49,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:49,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:49,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:49,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-23 04:01:49,114 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:49,115 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:49,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:49,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:49,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:49,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:49,133 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:49,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-23 04:01:49,144 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 [2022-11-23 04:01:49,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:49,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:49,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:49,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:49,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:49,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:49,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:49,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:49,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:49,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:49,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:49,185 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:49,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-23 04:01:49,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:49,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:49,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:49,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:49,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:49,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:49,202 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:49,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:49,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:49,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:49,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:49,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:49,229 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:49,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:49,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:49,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:49,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:49,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:49,253 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:49,254 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:49,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-23 04:01:49,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:49,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:49,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:49,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:49,276 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:49,288 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 [2022-11-23 04:01:49,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:49,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:49,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:49,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:49,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-23 04:01:49,304 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:49,304 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:49,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:49,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:49,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:49,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:49,327 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:49,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:49,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:49,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:49,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:49,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:49,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-23 04:01:49,354 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:49,354 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:49,374 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-23 04:01:49,431 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2022-11-23 04:01:49,432 INFO L444 ModelExtractionUtils]: 6 out of 31 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-23 04:01:49,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:49,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:49,492 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:49,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-23 04:01:49,499 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-23 04:01:49,541 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-23 04:01:49,541 INFO L513 LassoAnalysis]: Proved termination. [2022-11-23 04:01:49,542 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length1~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~length1~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-11-23 04:01:49,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:49,571 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-11-23 04:01:49,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:01:49,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 04:01:49,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 04:01:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:01:49,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 04:01:49,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 04:01:49,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 04:01:49,764 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 [2022-11-23 04:01:49,766 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 22 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 21 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) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2022-11-23 04:01:49,837 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 22 states, 21 states have (on average 1.5714285714285714) internal successors, (33), 21 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). Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 55 states and 77 transitions. Complement of second has 7 states. [2022-11-23 04:01:49,839 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 [2022-11-23 04:01:49,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2022-11-23 04:01:49,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 54 transitions. [2022-11-23 04:01:49,846 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 54 transitions. Stem has 6 letters. Loop has 2 letters. [2022-11-23 04:01:49,847 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 04:01:49,847 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 54 transitions. Stem has 8 letters. Loop has 2 letters. [2022-11-23 04:01:49,847 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 04:01:49,847 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 54 transitions. Stem has 6 letters. Loop has 4 letters. [2022-11-23 04:01:49,847 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 04:01:49,848 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 77 transitions. [2022-11-23 04:01:49,852 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-11-23 04:01:49,855 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 18 states and 25 transitions. [2022-11-23 04:01:49,857 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-23 04:01:49,857 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-11-23 04:01:49,858 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 25 transitions. [2022-11-23 04:01:49,858 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 04:01:49,858 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-11-23 04:01:49,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 25 transitions. [2022-11-23 04:01:49,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-11-23 04:01:49,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 04:01:49,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 25 transitions. [2022-11-23 04:01:49,884 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-11-23 04:01:49,885 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-11-23 04:01:49,885 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-23 04:01:49,885 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 25 transitions. [2022-11-23 04:01:49,886 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-11-23 04:01:49,886 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 04:01:49,886 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 04:01:49,886 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:01:49,887 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-23 04:01:49,887 INFO L748 eck$LassoCheckResult]: Stem: 157#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 158#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1.base, main_#t~ret16#1.offset, main_~length1~0#1, main_~length2~0#1, main_~length3~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~length3~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 155#L525 assume !(main_~length1~0#1 < 1); 156#L525-2 assume !(main_~length2~0#1 < 2); 165#L528-1 assume !(main_~length3~0#1 < 1); 166#L531-1 assume !(main_~length2~0#1 - main_~length3~0#1 < main_~length1~0#1 || main_~length3~0#1 > main_~length2~0#1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 151#L538-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 153#L538-4 main_~i~1#1 := 0; 159#L542-3 [2022-11-23 04:01:49,887 INFO L750 eck$LassoCheckResult]: Loop: 159#L542-3 assume !!(main_~i~1#1 < main_~length3~0#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 164#L542-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 159#L542-3 [2022-11-23 04:01:49,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:49,888 INFO L85 PathProgramCache]: Analyzing trace with hash 180553783, now seen corresponding path program 1 times [2022-11-23 04:01:49,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:49,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533699648] [2022-11-23 04:01:49,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:49,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:49,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:49,903 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 04:01:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:49,916 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 04:01:49,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:49,917 INFO L85 PathProgramCache]: Analyzing trace with hash 2467, now seen corresponding path program 1 times [2022-11-23 04:01:49,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:49,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178907037] [2022-11-23 04:01:49,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:49,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:49,956 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 04:01:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:49,969 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 04:01:49,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:49,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1713495129, now seen corresponding path program 1 times [2022-11-23 04:01:49,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:49,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051892156] [2022-11-23 04:01:49,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:49,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:50,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:50,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 04:01:50,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:50,040 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 04:01:50,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:50,477 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 04:01:50,477 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 04:01:50,477 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 04:01:50,478 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 04:01:50,478 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-23 04:01:50,478 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:50,478 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 04:01:50,478 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 04:01:50,478 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcat-alloca-2.i_Iteration2_Lasso [2022-11-23 04:01:50,478 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 04:01:50,478 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 04:01:50,483 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,486 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,489 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,493 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,496 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,500 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,504 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,508 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,512 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,515 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,519 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,761 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,764 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,768 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,774 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:50,777 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:51,243 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 04:01:51,243 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-23 04:01:51,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:51,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:51,244 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:51,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:51,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-23 04:01:51,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:51,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:51,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:51,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:51,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:51,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:51,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:51,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:51,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:51,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:51,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:51,299 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:51,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:51,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-23 04:01:51,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:51,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:51,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:51,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:51,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:51,330 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:51,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:51,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:51,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:51,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:51,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:51,358 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:51,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:51,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-23 04:01:51,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:51,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:51,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:51,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:51,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:51,384 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:51,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:51,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:51,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:51,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:51,413 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:51,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:51,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-23 04:01:51,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:51,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:51,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:51,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:51,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:51,436 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:51,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:51,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:51,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:51,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:51,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:51,463 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:51,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:51,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-23 04:01:51,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:51,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:51,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:51,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:51,481 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:51,481 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:51,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:51,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:51,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:51,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:51,509 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:51,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:51,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-23 04:01:51,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:51,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:51,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:51,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:51,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:51,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:51,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:51,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:51,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:51,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:51,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:51,562 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:51,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:51,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-23 04:01:51,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:51,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:51,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:51,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:51,586 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:51,586 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:51,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:51,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:51,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:51,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:51,603 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:51,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:51,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-23 04:01:51,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:51,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:51,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:51,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:51,625 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:51,625 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:51,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:51,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:51,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:51,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:51,646 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:51,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:51,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-23 04:01:51,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:51,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:51,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:51,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:51,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:51,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:51,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:51,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:51,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:51,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:51,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:51,697 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:51,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:51,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-23 04:01:51,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:51,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:51,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:51,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:51,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:51,718 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:51,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:51,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:51,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:51,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:51,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:51,746 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:51,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:51,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-23 04:01:51,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:51,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:51,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:51,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:51,772 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:51,773 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:51,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:51,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:51,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:51,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:51,795 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:51,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:51,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-23 04:01:51,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:51,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:51,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:51,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:51,824 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:51,824 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:51,851 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-23 04:01:51,895 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-11-23 04:01:51,896 INFO L444 ModelExtractionUtils]: 19 out of 34 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-11-23 04:01:51,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:51,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:51,897 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:51,904 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-23 04:01:51,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-23 04:01:51,936 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-23 04:01:51,936 INFO L513 LassoAnalysis]: Proved termination. [2022-11-23 04:01:51,936 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1, ULTIMATE.start_main_~length3~0#1) = -1*ULTIMATE.start_main_~i~1#1 + 1*ULTIMATE.start_main_~length3~0#1 Supporting invariants [] [2022-11-23 04:01:51,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:51,969 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-11-23 04:01:51,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:01:52,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 04:01:52,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 04:01:52,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:01:52,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-23 04:01:52,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 04:01:52,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 04:01:52,046 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 [2022-11-23 04:01:52,047 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 04:01:52,075 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 38 transitions. Complement of second has 6 states. [2022-11-23 04:01:52,076 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 [2022-11-23 04:01:52,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 04:01:52,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2022-11-23 04:01:52,084 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 8 letters. Loop has 2 letters. [2022-11-23 04:01:52,085 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 04:01:52,085 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 10 letters. Loop has 2 letters. [2022-11-23 04:01:52,085 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 04:01:52,085 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 8 letters. Loop has 4 letters. [2022-11-23 04:01:52,086 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 04:01:52,086 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 38 transitions. [2022-11-23 04:01:52,090 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-23 04:01:52,094 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 19 states and 27 transitions. [2022-11-23 04:01:52,096 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-11-23 04:01:52,096 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-23 04:01:52,097 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 27 transitions. [2022-11-23 04:01:52,098 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 04:01:52,098 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 27 transitions. [2022-11-23 04:01:52,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 27 transitions. [2022-11-23 04:01:52,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-11-23 04:01:52,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 18 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) [2022-11-23 04:01:52,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 27 transitions. [2022-11-23 04:01:52,102 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 27 transitions. [2022-11-23 04:01:52,102 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 27 transitions. [2022-11-23 04:01:52,103 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-23 04:01:52,103 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 27 transitions. [2022-11-23 04:01:52,104 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-23 04:01:52,106 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 04:01:52,106 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 04:01:52,106 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:01:52,107 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-23 04:01:52,107 INFO L748 eck$LassoCheckResult]: Stem: 277#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 278#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1.base, main_#t~ret16#1.offset, main_~length1~0#1, main_~length2~0#1, main_~length3~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~length3~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 271#L525 assume !(main_~length1~0#1 < 1); 272#L525-2 assume !(main_~length2~0#1 < 2); 286#L528-1 assume !(main_~length3~0#1 < 1); 287#L531-1 assume !(main_~length2~0#1 - main_~length3~0#1 < main_~length1~0#1 || main_~length3~0#1 > main_~length2~0#1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 273#L538-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 275#L538-4 main_~i~1#1 := 0; 279#L542-3 assume !(main_~i~1#1 < main_~length3~0#1 - 1); 288#L542-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length3~0#1 - 1), 1);assume { :begin_inline_cstrcat } true;cstrcat_#in~s#1.base, cstrcat_#in~s#1.offset, cstrcat_#in~append#1.base, cstrcat_#in~append#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset;havoc cstrcat_#res#1.base, cstrcat_#res#1.offset;havoc cstrcat_#t~pre2#1.base, cstrcat_#t~pre2#1.offset, cstrcat_#t~mem3#1, cstrcat_#t~post4#1.base, cstrcat_#t~post4#1.offset, cstrcat_#t~post5#1.base, cstrcat_#t~post5#1.offset, cstrcat_#t~mem6#1, cstrcat_~s#1.base, cstrcat_~s#1.offset, cstrcat_~append#1.base, cstrcat_~append#1.offset, cstrcat_~save~0#1.base, cstrcat_~save~0#1.offset;cstrcat_~s#1.base, cstrcat_~s#1.offset := cstrcat_#in~s#1.base, cstrcat_#in~s#1.offset;cstrcat_~append#1.base, cstrcat_~append#1.offset := cstrcat_#in~append#1.base, cstrcat_#in~append#1.offset;cstrcat_~save~0#1.base, cstrcat_~save~0#1.offset := cstrcat_~s#1.base, cstrcat_~s#1.offset; 289#L517-4 [2022-11-23 04:01:52,107 INFO L750 eck$LassoCheckResult]: Loop: 289#L517-4 call cstrcat_#t~mem3#1 := read~int(cstrcat_~s#1.base, cstrcat_~s#1.offset, 1); 280#L517-1 assume !!(0 != cstrcat_#t~mem3#1);havoc cstrcat_#t~mem3#1; 282#L517-3 cstrcat_#t~pre2#1.base, cstrcat_#t~pre2#1.offset := cstrcat_~s#1.base, 1 + cstrcat_~s#1.offset;cstrcat_~s#1.base, cstrcat_~s#1.offset := cstrcat_~s#1.base, 1 + cstrcat_~s#1.offset;havoc cstrcat_#t~pre2#1.base, cstrcat_#t~pre2#1.offset; 289#L517-4 [2022-11-23 04:01:52,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:52,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1713495071, now seen corresponding path program 1 times [2022-11-23 04:01:52,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:52,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188486672] [2022-11-23 04:01:52,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:52,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:52,142 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 04:01:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:52,174 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 04:01:52,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:52,175 INFO L85 PathProgramCache]: Analyzing trace with hash 86554, now seen corresponding path program 1 times [2022-11-23 04:01:52,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:52,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908874064] [2022-11-23 04:01:52,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:52,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:52,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:52,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 04:01:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:52,199 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 04:01:52,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:52,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1045403964, now seen corresponding path program 1 times [2022-11-23 04:01:52,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:52,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056275002] [2022-11-23 04:01:52,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:52,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:01:52,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:52,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 04:01:52,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:01:52,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056275002] [2022-11-23 04:01:52,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056275002] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:01:52,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:01:52,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-23 04:01:52,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072851670] [2022-11-23 04:01:52,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:01:52,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:01:52,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-23 04:01:52,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-11-23 04:01:52,674 INFO L87 Difference]: Start difference. First operand 19 states and 27 transitions. cyclomatic complexity: 12 Second operand has 8 states, 8 states have (on average 1.625) internal successors, (13), 8 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 04:01:52,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:01:52,750 INFO L93 Difference]: Finished difference Result 26 states and 34 transitions. [2022-11-23 04:01:52,751 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 34 transitions. [2022-11-23 04:01:52,751 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-11-23 04:01:52,752 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 26 states and 34 transitions. [2022-11-23 04:01:52,752 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2022-11-23 04:01:52,752 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2022-11-23 04:01:52,753 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 34 transitions. [2022-11-23 04:01:52,753 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 04:01:52,753 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 34 transitions. [2022-11-23 04:01:52,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 34 transitions. [2022-11-23 04:01:52,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 22. [2022-11-23 04:01:52,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.3636363636363635) internal successors, (30), 21 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) [2022-11-23 04:01:52,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 30 transitions. [2022-11-23 04:01:52,756 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 30 transitions. [2022-11-23 04:01:52,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 04:01:52,757 INFO L428 stractBuchiCegarLoop]: Abstraction has 22 states and 30 transitions. [2022-11-23 04:01:52,757 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-23 04:01:52,757 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 30 transitions. [2022-11-23 04:01:52,758 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-23 04:01:52,758 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 04:01:52,758 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 04:01:52,758 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:01:52,759 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-23 04:01:52,759 INFO L748 eck$LassoCheckResult]: Stem: 339#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 340#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1.base, main_#t~ret16#1.offset, main_~length1~0#1, main_~length2~0#1, main_~length3~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~length3~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 333#L525 assume !(main_~length1~0#1 < 1); 334#L525-2 assume !(main_~length2~0#1 < 2); 347#L528-1 assume !(main_~length3~0#1 < 1); 348#L531-1 assume !(main_~length2~0#1 - main_~length3~0#1 < main_~length1~0#1 || main_~length3~0#1 > main_~length2~0#1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 335#L538-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 337#L538-4 main_~i~1#1 := 0; 341#L542-3 assume !(main_~i~1#1 < main_~length3~0#1 - 1); 349#L542-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length3~0#1 - 1), 1);assume { :begin_inline_cstrcat } true;cstrcat_#in~s#1.base, cstrcat_#in~s#1.offset, cstrcat_#in~append#1.base, cstrcat_#in~append#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset;havoc cstrcat_#res#1.base, cstrcat_#res#1.offset;havoc cstrcat_#t~pre2#1.base, cstrcat_#t~pre2#1.offset, cstrcat_#t~mem3#1, cstrcat_#t~post4#1.base, cstrcat_#t~post4#1.offset, cstrcat_#t~post5#1.base, cstrcat_#t~post5#1.offset, cstrcat_#t~mem6#1, cstrcat_~s#1.base, cstrcat_~s#1.offset, cstrcat_~append#1.base, cstrcat_~append#1.offset, cstrcat_~save~0#1.base, cstrcat_~save~0#1.offset;cstrcat_~s#1.base, cstrcat_~s#1.offset := cstrcat_#in~s#1.base, cstrcat_#in~s#1.offset;cstrcat_~append#1.base, cstrcat_~append#1.offset := cstrcat_#in~append#1.base, cstrcat_#in~append#1.offset;cstrcat_~save~0#1.base, cstrcat_~save~0#1.offset := cstrcat_~s#1.base, cstrcat_~s#1.offset; 350#L517-4 call cstrcat_#t~mem3#1 := read~int(cstrcat_~s#1.base, cstrcat_~s#1.offset, 1); 342#L517-1 assume !(0 != cstrcat_#t~mem3#1);havoc cstrcat_#t~mem3#1; 343#L518-2 [2022-11-23 04:01:52,759 INFO L750 eck$LassoCheckResult]: Loop: 343#L518-2 cstrcat_#t~post4#1.base, cstrcat_#t~post4#1.offset := cstrcat_~s#1.base, cstrcat_~s#1.offset;cstrcat_~s#1.base, cstrcat_~s#1.offset := cstrcat_#t~post4#1.base, 1 + cstrcat_#t~post4#1.offset;cstrcat_#t~post5#1.base, cstrcat_#t~post5#1.offset := cstrcat_~append#1.base, cstrcat_~append#1.offset;cstrcat_~append#1.base, cstrcat_~append#1.offset := cstrcat_#t~post5#1.base, 1 + cstrcat_#t~post5#1.offset;call cstrcat_#t~mem6#1 := read~int(cstrcat_#t~post5#1.base, cstrcat_#t~post5#1.offset, 1);call write~int(cstrcat_#t~mem6#1, cstrcat_#t~post4#1.base, cstrcat_#t~post4#1.offset, 1); 344#L518 assume !!(0 != cstrcat_#t~mem6#1);havoc cstrcat_#t~post4#1.base, cstrcat_#t~post4#1.offset;havoc cstrcat_#t~post5#1.base, cstrcat_#t~post5#1.offset;havoc cstrcat_#t~mem6#1; 343#L518-2 [2022-11-23 04:01:52,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:52,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1696290690, now seen corresponding path program 1 times [2022-11-23 04:01:52,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:52,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537942471] [2022-11-23 04:01:52,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:52,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:52,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:52,777 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 04:01:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:52,790 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 04:01:52,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:52,790 INFO L85 PathProgramCache]: Analyzing trace with hash 3238, now seen corresponding path program 1 times [2022-11-23 04:01:52,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:52,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841250048] [2022-11-23 04:01:52,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:52,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:52,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:52,796 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 04:01:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:52,800 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 04:01:52,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:52,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1952217113, now seen corresponding path program 1 times [2022-11-23 04:01:52,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:52,801 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807188413] [2022-11-23 04:01:52,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:52,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:01:53,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 04:01:53,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-23 04:01:53,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807188413] [2022-11-23 04:01:53,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807188413] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 04:01:53,249 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 04:01:53,250 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 04:01:53,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798208122] [2022-11-23 04:01:53,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 04:01:53,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-23 04:01:53,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-23 04:01:53,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-23 04:01:53,374 INFO L87 Difference]: Start difference. First operand 22 states and 30 transitions. cyclomatic complexity: 12 Second operand has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 7 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) [2022-11-23 04:01:53,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 04:01:53,567 INFO L93 Difference]: Finished difference Result 36 states and 46 transitions. [2022-11-23 04:01:53,567 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 46 transitions. [2022-11-23 04:01:53,570 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2022-11-23 04:01:53,572 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 31 states and 40 transitions. [2022-11-23 04:01:53,572 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2022-11-23 04:01:53,573 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2022-11-23 04:01:53,573 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 40 transitions. [2022-11-23 04:01:53,573 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 04:01:53,573 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 40 transitions. [2022-11-23 04:01:53,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 40 transitions. [2022-11-23 04:01:53,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2022-11-23 04:01:53,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.3) internal successors, (39), 29 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) [2022-11-23 04:01:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 39 transitions. [2022-11-23 04:01:53,581 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2022-11-23 04:01:53,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 04:01:53,584 INFO L428 stractBuchiCegarLoop]: Abstraction has 30 states and 39 transitions. [2022-11-23 04:01:53,584 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-23 04:01:53,584 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 39 transitions. [2022-11-23 04:01:53,585 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2022-11-23 04:01:53,585 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 04:01:53,585 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 04:01:53,586 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 04:01:53,586 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-23 04:01:53,586 INFO L748 eck$LassoCheckResult]: Stem: 416#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 417#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1.base, main_#t~ret16#1.offset, main_~length1~0#1, main_~length2~0#1, main_~length3~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~length3~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 409#L525 assume !(main_~length1~0#1 < 1); 410#L525-2 assume !(main_~length2~0#1 < 2); 425#L528-1 assume !(main_~length3~0#1 < 1); 426#L531-1 assume !(main_~length2~0#1 - main_~length3~0#1 < main_~length1~0#1 || main_~length3~0#1 > main_~length2~0#1);call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 411#L538-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 413#L538-4 main_~i~1#1 := 0; 437#L542-3 assume !!(main_~i~1#1 < main_~length3~0#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 436#L542-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 435#L542-3 assume !(main_~i~1#1 < main_~length3~0#1 - 1); 434#L542-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length3~0#1 - 1), 1);assume { :begin_inline_cstrcat } true;cstrcat_#in~s#1.base, cstrcat_#in~s#1.offset, cstrcat_#in~append#1.base, cstrcat_#in~append#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset;havoc cstrcat_#res#1.base, cstrcat_#res#1.offset;havoc cstrcat_#t~pre2#1.base, cstrcat_#t~pre2#1.offset, cstrcat_#t~mem3#1, cstrcat_#t~post4#1.base, cstrcat_#t~post4#1.offset, cstrcat_#t~post5#1.base, cstrcat_#t~post5#1.offset, cstrcat_#t~mem6#1, cstrcat_~s#1.base, cstrcat_~s#1.offset, cstrcat_~append#1.base, cstrcat_~append#1.offset, cstrcat_~save~0#1.base, cstrcat_~save~0#1.offset;cstrcat_~s#1.base, cstrcat_~s#1.offset := cstrcat_#in~s#1.base, cstrcat_#in~s#1.offset;cstrcat_~append#1.base, cstrcat_~append#1.offset := cstrcat_#in~append#1.base, cstrcat_#in~append#1.offset;cstrcat_~save~0#1.base, cstrcat_~save~0#1.offset := cstrcat_~s#1.base, cstrcat_~s#1.offset; 433#L517-4 [2022-11-23 04:01:53,587 INFO L750 eck$LassoCheckResult]: Loop: 433#L517-4 call cstrcat_#t~mem3#1 := read~int(cstrcat_~s#1.base, cstrcat_~s#1.offset, 1); 419#L517-1 assume !!(0 != cstrcat_#t~mem3#1);havoc cstrcat_#t~mem3#1; 420#L517-3 cstrcat_#t~pre2#1.base, cstrcat_#t~pre2#1.offset := cstrcat_~s#1.base, 1 + cstrcat_~s#1.offset;cstrcat_~s#1.base, cstrcat_~s#1.offset := cstrcat_~s#1.base, 1 + cstrcat_~s#1.offset;havoc cstrcat_#t~pre2#1.base, cstrcat_#t~pre2#1.offset; 433#L517-4 [2022-11-23 04:01:53,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:53,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1696346049, now seen corresponding path program 1 times [2022-11-23 04:01:53,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:53,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95134478] [2022-11-23 04:01:53,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:53,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:53,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:53,604 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 04:01:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:53,616 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 04:01:53,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:53,617 INFO L85 PathProgramCache]: Analyzing trace with hash 86554, now seen corresponding path program 2 times [2022-11-23 04:01:53,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:53,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840803023] [2022-11-23 04:01:53,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:53,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:53,622 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 04:01:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:53,624 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 04:01:53,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:53,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1259997786, now seen corresponding path program 1 times [2022-11-23 04:01:53,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 04:01:53,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217956533] [2022-11-23 04:01:53,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 04:01:53,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 04:01:53,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:53,640 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 04:01:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 04:01:53,652 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 04:01:54,639 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 04:01:54,639 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 04:01:54,639 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 04:01:54,639 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 04:01:54,639 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-23 04:01:54,639 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:54,640 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 04:01:54,640 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 04:01:54,640 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcat-alloca-2.i_Iteration5_Lasso [2022-11-23 04:01:54,640 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 04:01:54,640 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 04:01:54,644 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,647 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,650 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,653 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,656 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,658 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,665 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,668 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,670 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,673 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,676 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,679 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,681 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,685 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,688 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,691 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,694 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,698 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:54,701 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:55,410 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:55,412 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:55,414 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:55,416 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:55,418 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:55,420 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:55,422 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 04:01:56,280 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 04:01:56,280 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-23 04:01:56,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,282 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:56,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-23 04:01:56,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:56,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,305 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,305 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:56,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:56,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,324 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:56,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,347 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:56,348 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:56,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-23 04:01:56,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,368 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,375 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 [2022-11-23 04:01:56,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-23 04:01:56,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:56,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:56,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:56,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,421 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:56,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-23 04:01:56,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:56,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,439 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:56,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:56,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,464 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:56,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:56,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:56,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:56,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-23 04:01:56,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,501 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:56,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-23 04:01:56,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:56,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,520 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:56,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:56,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,558 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,563 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 [2022-11-23 04:01:56,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-23 04:01:56,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,579 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:56,579 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:56,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,604 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:56,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-23 04:01:56,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:56,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:56,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:56,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,649 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,656 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 [2022-11-23 04:01:56,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-23 04:01:56,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:56,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:56,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:56,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,697 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:56,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-23 04:01:56,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,718 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:56,718 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:56,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,734 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,738 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 [2022-11-23 04:01:56,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-23 04:01:56,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:56,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:56,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:56,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,769 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:56,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-23 04:01:56,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:56,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:56,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:56,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,820 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:56,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-23 04:01:56,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:56,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,838 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:56,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:56,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,860 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:56,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:56,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,878 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:56,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:56,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-23 04:01:56,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,892 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:56,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:56,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:56,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:56,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-23 04:01:56,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,924 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:56,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-23 04:01:56,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:56,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,946 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:56,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:56,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,961 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:56,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:56,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-23 04:01:56,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:56,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:56,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:56,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:56,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:56,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:56,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:56,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:56,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:56,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:56,997 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:57,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:57,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-23 04:01:57,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:57,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 04:01:57,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:57,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:57,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:57,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 04:01:57,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 04:01:57,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:57,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:57,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:57,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:57,044 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:57,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:57,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-23 04:01:57,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:57,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:57,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:57,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:57,074 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:57,074 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:57,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:57,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:57,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:57,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:57,091 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:57,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-23 04:01:57,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:57,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:57,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:57,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:57,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:57,111 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:57,111 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:57,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:57,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:57,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:57,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:57,133 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:57,139 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 [2022-11-23 04:01:57,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:57,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:57,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:57,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:57,154 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:57,154 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:57,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-23 04:01:57,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:57,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:57,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:57,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:57,178 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:57,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:57,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:57,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:57,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:57,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:57,196 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:57,196 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:57,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-23 04:01:57,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:57,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:57,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:57,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:57,216 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:57,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:57,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-23 04:01:57,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:57,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:57,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:57,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:57,259 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:57,260 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:57,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:57,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:57,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:57,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:57,285 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:57,295 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 [2022-11-23 04:01:57,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-23 04:01:57,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:57,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:57,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:57,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:57,315 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:57,316 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:57,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:57,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:57,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:57,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:57,334 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:57,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:57,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-23 04:01:57,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:57,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:57,353 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 04:01:57,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:57,358 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-23 04:01:57,358 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-23 04:01:57,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:57,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:57,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:57,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:57,389 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:57,395 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 [2022-11-23 04:01:57,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:57,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:57,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:57,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:57,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:57,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:57,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-23 04:01:57,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 04:01:57,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:57,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:57,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:57,432 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:57,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 04:01:57,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-23 04:01:57,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 04:01:57,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 04:01:57,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 04:01:57,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 04:01:57,466 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 04:01:57,466 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 04:01:57,500 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-23 04:01:57,605 INFO L443 ModelExtractionUtils]: Simplification made 28 calls to the SMT solver. [2022-11-23 04:01:57,606 INFO L444 ModelExtractionUtils]: 11 out of 55 variables were initially zero. Simplification set additionally 41 variables to zero. [2022-11-23 04:01:57,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 04:01:57,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 04:01:57,607 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 04:01:57,611 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-23 04:01:57,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-23 04:01:57,648 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-23 04:01:57,648 INFO L513 LassoAnalysis]: Proved termination. [2022-11-23 04:01:57,649 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_cstrcat_~s#1.base)_1, ULTIMATE.start_cstrcat_~s#1.offset) = 1*v_rep(select #length ULTIMATE.start_cstrcat_~s#1.base)_1 - 1*ULTIMATE.start_cstrcat_~s#1.offset Supporting invariants [] [2022-11-23 04:01:57,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:57,720 INFO L156 tatePredicateManager]: 14 out of 14 supporting invariants were superfluous and have been removed [2022-11-23 04:01:57,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 04:01:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:01:57,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 04:01:57,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 04:01:57,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 04:01:57,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-23 04:01:57,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 04:01:57,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 04:01:57,827 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 [2022-11-23 04:01:57,828 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 30 states and 39 transitions. cyclomatic complexity: 15 Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2022-11-23 04:01:57,847 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 30 states and 39 transitions. cyclomatic complexity: 15. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) Result 40 states and 52 transitions. Complement of second has 6 states. [2022-11-23 04:01:57,847 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 [2022-11-23 04:01:57,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2022-11-23 04:01:57,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2022-11-23 04:01:57,850 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 12 letters. Loop has 3 letters. [2022-11-23 04:01:57,851 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 04:01:57,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 15 letters. Loop has 3 letters. [2022-11-23 04:01:57,851 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 04:01:57,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 12 letters. Loop has 6 letters. [2022-11-23 04:01:57,853 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 04:01:57,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 52 transitions. [2022-11-23 04:01:57,854 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-23 04:01:57,855 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 0 states and 0 transitions. [2022-11-23 04:01:57,855 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-23 04:01:57,855 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-23 04:01:57,855 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-23 04:01:57,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-23 04:01:57,855 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 04:01:57,855 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 04:01:57,856 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 04:01:57,856 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-23 04:01:57,856 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-23 04:01:57,856 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-23 04:01:57,856 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-23 04:01:57,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 04:01:57 BoogieIcfgContainer [2022-11-23 04:01:57,863 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-23 04:01:57,864 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 04:01:57,864 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 04:01:57,865 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 04:01:57,865 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:01:46" (3/4) ... [2022-11-23 04:01:57,868 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-23 04:01:57,868 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 04:01:57,868 INFO L158 Benchmark]: Toolchain (without parser) took 12565.40ms. Allocated memory was 165.7MB in the beginning and 239.1MB in the end (delta: 73.4MB). Free memory was 124.4MB in the beginning and 158.6MB in the end (delta: -34.2MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2022-11-23 04:01:57,869 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 04:01:57,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.92ms. Allocated memory is still 165.7MB. Free memory was 124.4MB in the beginning and 129.6MB in the end (delta: -5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 04:01:57,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.52ms. Allocated memory is still 165.7MB. Free memory was 129.6MB in the beginning and 127.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 04:01:57,870 INFO L158 Benchmark]: Boogie Preprocessor took 33.56ms. Allocated memory is still 165.7MB. Free memory was 127.5MB in the beginning and 126.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 04:01:57,872 INFO L158 Benchmark]: RCFGBuilder took 419.46ms. Allocated memory is still 165.7MB. Free memory was 126.2MB in the beginning and 112.9MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-23 04:01:57,872 INFO L158 Benchmark]: BuchiAutomizer took 11489.12ms. Allocated memory was 165.7MB in the beginning and 239.1MB in the end (delta: 73.4MB). Free memory was 112.9MB in the beginning and 158.6MB in the end (delta: -45.7MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2022-11-23 04:01:57,873 INFO L158 Benchmark]: Witness Printer took 3.77ms. Allocated memory is still 239.1MB. Free memory is still 158.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 04:01:57,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 82.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.92ms. Allocated memory is still 165.7MB. Free memory was 124.4MB in the beginning and 129.6MB in the end (delta: -5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.52ms. Allocated memory is still 165.7MB. Free memory was 129.6MB in the beginning and 127.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.56ms. Allocated memory is still 165.7MB. Free memory was 127.5MB in the beginning and 126.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 419.46ms. Allocated memory is still 165.7MB. Free memory was 126.2MB in the beginning and 112.9MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 11489.12ms. Allocated memory was 165.7MB in the beginning and 239.1MB in the end (delta: 73.4MB). Free memory was 112.9MB in the beginning and 158.6MB in the end (delta: -45.7MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * Witness Printer took 3.77ms. Allocated memory is still 239.1MB. Free memory is still 158.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function length1 + -1 * i and consists of 5 locations. One deterministic module has affine ranking function length3 + -1 * i and consists of 4 locations. One deterministic module has affine ranking function -1 * s + unknown-#length-unknown[s] and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.4s and 6 iterations. TraceHistogramMax:1. Analysis of lassos took 10.4s. Construction of modules took 0.1s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 5 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 188 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 185 mSDsluCounter, 241 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 145 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 98 IncrementalHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 96 mSDtfsCounter, 98 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital172 mio100 ax111 hnf100 lsp84 ukn82 mio100 lsp60 div198 bol100 ite100 ukn100 eq155 hnf93 smp68 dnf100 smp100 tf100 neg97 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 50ms VariablesStem: 3 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 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! [2022-11-23 04:01:57,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-23 04:01:58,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f77cfd77-5e99-4272-a6c8-9d49aca76bf5/bin/uautomizer-QkZJyEgLgS/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