./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF --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 50151fd5b174ebc91ead294b24e8609853135da34cf3135980023271fd7c21f6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 05:35:57,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 05:35:57,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 05:35:57,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 05:35:57,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 05:35:57,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 05:35:57,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 05:35:57,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 05:35:57,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 05:35:57,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 05:35:57,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 05:35:57,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 05:35:57,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 05:35:57,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 05:35:57,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 05:35:57,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 05:35:57,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 05:35:57,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 05:35:57,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 05:35:57,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 05:35:57,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 05:35:57,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 05:35:57,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 05:35:57,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 05:35:57,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 05:35:57,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 05:35:57,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 05:35:57,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 05:35:57,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 05:35:57,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 05:35:57,315 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 05:35:57,316 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 05:35:57,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 05:35:57,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 05:35:57,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 05:35:57,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 05:35:57,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 05:35:57,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 05:35:57,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 05:35:57,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 05:35:57,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 05:35:57,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-20 05:35:57,383 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 05:35:57,383 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 05:35:57,384 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 05:35:57,384 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 05:35:57,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 05:35:57,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 05:35:57,387 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 05:35:57,388 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 05:35:57,388 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 05:35:57,388 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 05:35:57,389 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 05:35:57,390 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 05:35:57,390 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 05:35:57,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 05:35:57,391 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 05:35:57,391 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 05:35:57,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 05:35:57,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 05:35:57,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 05:35:57,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 05:35:57,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 05:35:57,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 05:35:57,393 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 05:35:57,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 05:35:57,393 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 05:35:57,393 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 05:35:57,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 05:35:57,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 05:35:57,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 05:35:57,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 05:35:57,397 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 05:35:57,397 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 05:35:57,399 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 05:35:57,399 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_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50151fd5b174ebc91ead294b24e8609853135da34cf3135980023271fd7c21f6 [2021-11-20 05:35:57,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 05:35:57,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 05:35:57,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 05:35:57,733 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 05:35:57,734 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 05:35:57,736 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_1-2.i [2021-11-20 05:35:57,816 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/data/649877691/ac8592a31c564e078cfb9fa6b62ae30f/FLAG59c2ad326 [2021-11-20 05:35:58,605 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 05:35:58,606 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/sv-benchmarks/c/ldv-memsafety/memleaks_test17_1-2.i [2021-11-20 05:35:58,626 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/data/649877691/ac8592a31c564e078cfb9fa6b62ae30f/FLAG59c2ad326 [2021-11-20 05:35:58,815 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/data/649877691/ac8592a31c564e078cfb9fa6b62ae30f [2021-11-20 05:35:58,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 05:35:58,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 05:35:58,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 05:35:58,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 05:35:58,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 05:35:58,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:35:58" (1/1) ... [2021-11-20 05:35:58,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f250ca9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:58, skipping insertion in model container [2021-11-20 05:35:58,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:35:58" (1/1) ... [2021-11-20 05:35:58,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 05:35:58,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 05:35:59,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:35:59,304 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 05:35:59,369 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:35:59,411 INFO L208 MainTranslator]: Completed translation [2021-11-20 05:35:59,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:59 WrapperNode [2021-11-20 05:35:59,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 05:35:59,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 05:35:59,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 05:35:59,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 05:35:59,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:59" (1/1) ... [2021-11-20 05:35:59,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:59" (1/1) ... [2021-11-20 05:35:59,468 INFO L137 Inliner]: procedures = 166, calls = 79, calls flagged for inlining = 30, calls inlined = 7, statements flattened = 98 [2021-11-20 05:35:59,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 05:35:59,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 05:35:59,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 05:35:59,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 05:35:59,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:59" (1/1) ... [2021-11-20 05:35:59,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:59" (1/1) ... [2021-11-20 05:35:59,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:59" (1/1) ... [2021-11-20 05:35:59,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:59" (1/1) ... [2021-11-20 05:35:59,492 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:59" (1/1) ... [2021-11-20 05:35:59,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:59" (1/1) ... [2021-11-20 05:35:59,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:59" (1/1) ... [2021-11-20 05:35:59,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 05:35:59,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 05:35:59,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 05:35:59,503 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 05:35:59,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:59" (1/1) ... [2021-11-20 05:35:59,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:35:59,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:35:59,553 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:35:59,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 05:35:59,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 05:35:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 05:35:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 05:35:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 05:35:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 05:35:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 05:35:59,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 05:35:59,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 05:35:59,747 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 05:35:59,749 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 05:36:00,073 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 05:36:00,080 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 05:36:00,087 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-20 05:36:00,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:00 BoogieIcfgContainer [2021-11-20 05:36:00,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 05:36:00,091 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 05:36:00,091 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 05:36:00,094 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 05:36:00,095 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 05:36:00,096 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 05:35:58" (1/3) ... [2021-11-20 05:36:00,097 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1105c586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 05:36:00, skipping insertion in model container [2021-11-20 05:36:00,097 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 05:36:00,098 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:35:59" (2/3) ... [2021-11-20 05:36:00,098 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1105c586 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 05:36:00, skipping insertion in model container [2021-11-20 05:36:00,098 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 05:36:00,099 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:00" (3/3) ... [2021-11-20 05:36:00,100 INFO L388 chiAutomizerObserver]: Analyzing ICFG memleaks_test17_1-2.i [2021-11-20 05:36:00,202 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 05:36:00,202 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 05:36:00,202 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 05:36:00,218 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 05:36:00,218 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 05:36:00,218 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 05:36:00,218 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 05:36:00,218 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 05:36:00,240 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.48) internal successors, (37), 25 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:00,275 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2021-11-20 05:36:00,275 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:36:00,275 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:36:00,281 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-11-20 05:36:00,282 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 05:36:00,282 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 05:36:00,282 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.48) internal successors, (37), 25 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:00,292 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2021-11-20 05:36:00,292 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:36:00,293 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:36:00,293 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-11-20 05:36:00,293 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 05:36:00,298 INFO L791 eck$LassoCheckResult]: Stem: 15#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset, entry_point_#t~post45#1, entry_point_#t~ret46#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;entry_point_~len~0#1 := 10;assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 24#L526true assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 20#L529true entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset; 16#L787true assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 9#L788-3true [2021-11-20 05:36:00,299 INFO L793 eck$LassoCheckResult]: Loop: 9#L788-3true assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 3#L788-2true entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 9#L788-3true [2021-11-20 05:36:00,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:00,307 INFO L85 PathProgramCache]: Analyzing trace with hash 28695751, now seen corresponding path program 1 times [2021-11-20 05:36:00,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:00,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504411360] [2021-11-20 05:36:00,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:00,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:00,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:00,576 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:00,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504411360] [2021-11-20 05:36:00,577 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504411360] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:00,577 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:00,577 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 05:36:00,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467040889] [2021-11-20 05:36:00,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:00,584 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 05:36:00,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:00,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1603, now seen corresponding path program 1 times [2021-11-20 05:36:00,585 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:00,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635939481] [2021-11-20 05:36:00,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:00,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:00,599 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:36:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:00,626 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:36:00,725 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:00,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 05:36:00,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 05:36:00,762 INFO L87 Difference]: Start difference. First operand has 26 states, 25 states have (on average 1.48) internal successors, (37), 25 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:00,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:00,824 INFO L93 Difference]: Finished difference Result 53 states and 61 transitions. [2021-11-20 05:36:00,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 05:36:00,830 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 61 transitions. [2021-11-20 05:36:00,835 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 19 [2021-11-20 05:36:00,839 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 33 states and 41 transitions. [2021-11-20 05:36:00,840 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2021-11-20 05:36:00,841 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2021-11-20 05:36:00,841 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 41 transitions. [2021-11-20 05:36:00,842 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:00,842 INFO L681 BuchiCegarLoop]: Abstraction has 33 states and 41 transitions. [2021-11-20 05:36:00,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 41 transitions. [2021-11-20 05:36:00,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 21. [2021-11-20 05:36:00,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.2380952380952381) internal successors, (26), 20 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:00,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 26 transitions. [2021-11-20 05:36:00,873 INFO L704 BuchiCegarLoop]: Abstraction has 21 states and 26 transitions. [2021-11-20 05:36:00,873 INFO L587 BuchiCegarLoop]: Abstraction has 21 states and 26 transitions. [2021-11-20 05:36:00,873 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-20 05:36:00,873 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 26 transitions. [2021-11-20 05:36:00,875 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2021-11-20 05:36:00,875 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:36:00,875 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:36:00,875 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-11-20 05:36:00,876 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 05:36:00,876 INFO L791 eck$LassoCheckResult]: Stem: 93#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 94#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset, entry_point_#t~post45#1, entry_point_#t~ret46#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;entry_point_~len~0#1 := 10;assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 104#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 103#L529 entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset; 95#L787 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 92#L788-3 [2021-11-20 05:36:00,876 INFO L793 eck$LassoCheckResult]: Loop: 92#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 91#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 92#L788-3 [2021-11-20 05:36:00,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:00,877 INFO L85 PathProgramCache]: Analyzing trace with hash 28693829, now seen corresponding path program 1 times [2021-11-20 05:36:00,877 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:00,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433843269] [2021-11-20 05:36:00,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:00,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:00,893 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:36:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:00,908 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:36:00,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:00,909 INFO L85 PathProgramCache]: Analyzing trace with hash 1603, now seen corresponding path program 2 times [2021-11-20 05:36:00,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:00,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918037509] [2021-11-20 05:36:00,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:00,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:00,922 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:36:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:00,933 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:36:00,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:00,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1804966535, now seen corresponding path program 1 times [2021-11-20 05:36:00,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:00,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470743850] [2021-11-20 05:36:00,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:00,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:00,956 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:36:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:00,981 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:36:01,498 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 05:36:01,498 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 05:36:01,499 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 05:36:01,499 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 05:36:01,499 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 05:36:01,499 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:36:01,499 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 05:36:01,500 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 05:36:01,500 INFO L133 ssoRankerPreferences]: Filename of dumped script: memleaks_test17_1-2.i_Iteration2_Lasso [2021-11-20 05:36:01,500 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 05:36:01,500 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 05:36:01,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:01,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:36:02,350 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 05:36:02,355 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 05:36:02,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:36:02,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:02,361 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:02,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-20 05:36:02,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:36:02,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:36:02,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:36:02,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:36:02,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:36:02,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:36:02,386 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:36:02,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:36:02,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:36:02,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:02,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:36:02,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:02,437 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:02,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-20 05:36:02,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:36:02,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:36:02,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:36:02,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:36:02,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:36:02,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:36:02,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:36:02,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:36:02,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:36:02,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-11-20 05:36:02,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:36:02,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:02,485 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:02,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 05:36:02,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:36:02,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:36:02,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:36:02,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:36:02,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:36:02,503 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:36:02,503 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:36:02,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:36:02,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:02,574 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:36:02,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:02,576 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:02,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:36:02,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:36:02,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:36:02,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:36:02,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:36:02,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:36:02,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:36:02,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:36:02,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 05:36:02,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:36:02,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:02,640 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:36:02,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:02,641 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:02,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 05:36:02,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:36:02,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:36:02,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:36:02,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:36:02,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:36:02,668 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:36:02,668 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:36:02,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:36:02,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:02,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:36:02,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:02,724 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:02,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:36:02,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:36:02,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:36:02,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:36:02,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:36:02,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:36:02,748 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:36:02,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:36:02,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 05:36:02,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:36:02,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:02,801 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:36:02,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:02,806 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:02,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 05:36:02,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:36:02,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:36:02,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:36:02,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:36:02,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:36:02,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:36:02,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:36:02,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:36:02,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:36:02,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:02,851 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:36:02,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:02,853 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:02,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 05:36:02,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:36:02,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:36:02,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:36:02,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:36:02,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:36:02,870 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:36:02,870 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:36:02,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:36:02,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:02,922 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:36:02,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:02,923 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:02,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:36:02,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:36:02,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:36:02,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:36:02,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:36:02,946 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:36:02,946 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:36:02,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-20 05:36:02,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:36:03,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:03,011 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:36:03,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:03,012 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:03,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:36:03,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:36:03,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:36:03,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:36:03,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:36:03,031 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:36:03,031 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:36:03,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-20 05:36:03,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:36:03,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:03,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:36:03,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:03,086 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:03,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 05:36:03,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:36:03,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:36:03,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:36:03,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:36:03,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:36:03,114 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:36:03,114 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:36:03,134 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 05:36:03,215 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2021-11-20 05:36:03,215 INFO L444 ModelExtractionUtils]: 6 out of 37 variables were initially zero. Simplification set additionally 27 variables to zero. [2021-11-20 05:36:03,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:36:03,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:03,232 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:36:03,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 05:36:03,296 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 05:36:03,318 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-20 05:36:03,319 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 05:36:03,319 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_ldv_malloc_#res#1.base)_1, ULTIMATE.start_entry_point_~array~0#1.offset, ULTIMATE.start_entry_point_~i~2#1) = 1*v_rep(select #length ULTIMATE.start_ldv_malloc_#res#1.base)_1 - 1*ULTIMATE.start_entry_point_~array~0#1.offset - 4*ULTIMATE.start_entry_point_~i~2#1 Supporting invariants [] [2021-11-20 05:36:03,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:03,400 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2021-11-20 05:36:03,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:03,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 05:36:03,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:36:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:03,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-20 05:36:03,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:36:03,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:03,547 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-11-20 05:36:03,548 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 26 transitions. cyclomatic complexity: 9 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:03,646 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 26 transitions. cyclomatic complexity: 9. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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 34 states and 44 transitions. Complement of second has 8 states. [2021-11-20 05:36:03,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-20 05:36:03,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:03,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2021-11-20 05:36:03,651 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 5 letters. Loop has 2 letters. [2021-11-20 05:36:03,652 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:36:03,652 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 7 letters. Loop has 2 letters. [2021-11-20 05:36:03,652 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:36:03,652 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 5 letters. Loop has 4 letters. [2021-11-20 05:36:03,653 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:36:03,653 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 44 transitions. [2021-11-20 05:36:03,663 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2021-11-20 05:36:03,666 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 27 states and 34 transitions. [2021-11-20 05:36:03,668 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2021-11-20 05:36:03,668 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2021-11-20 05:36:03,669 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 34 transitions. [2021-11-20 05:36:03,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:03,669 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 34 transitions. [2021-11-20 05:36:03,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 34 transitions. [2021-11-20 05:36:03,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 22. [2021-11-20 05:36:03,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 21 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:03,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 28 transitions. [2021-11-20 05:36:03,674 INFO L704 BuchiCegarLoop]: Abstraction has 22 states and 28 transitions. [2021-11-20 05:36:03,674 INFO L587 BuchiCegarLoop]: Abstraction has 22 states and 28 transitions. [2021-11-20 05:36:03,675 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-20 05:36:03,675 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 28 transitions. [2021-11-20 05:36:03,677 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2021-11-20 05:36:03,677 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:36:03,677 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:36:03,678 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:36:03,678 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-11-20 05:36:03,679 INFO L791 eck$LassoCheckResult]: Stem: 232#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 233#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset, entry_point_#t~post45#1, entry_point_#t~ret46#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;entry_point_~len~0#1 := 10;assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 244#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 243#L529 entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset; 234#L787 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 235#L788-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 249#L788-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset, alloc_17_#t~post38#1, alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset, alloc_17_#t~post40#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 245#L764-3 [2021-11-20 05:36:03,679 INFO L793 eck$LassoCheckResult]: Loop: 245#L764-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 250#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 251#L529-1 alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset; 240#L766 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 242#L764-2 alloc_17_#t~post38#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post38#1;havoc alloc_17_#t~post38#1; 245#L764-3 [2021-11-20 05:36:03,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:03,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1804966477, now seen corresponding path program 1 times [2021-11-20 05:36:03,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:03,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825089922] [2021-11-20 05:36:03,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:03,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:03,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:03,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-20 05:36:03,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:03,788 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:03,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825089922] [2021-11-20 05:36:03,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825089922] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:03,789 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:03,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 05:36:03,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044784438] [2021-11-20 05:36:03,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:03,790 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 05:36:03,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:03,790 INFO L85 PathProgramCache]: Analyzing trace with hash 61172007, now seen corresponding path program 1 times [2021-11-20 05:36:03,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:03,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209588397] [2021-11-20 05:36:03,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:03,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:03,813 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:36:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:03,834 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:36:04,147 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:04,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 05:36:04,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-20 05:36:04,148 INFO L87 Difference]: Start difference. First operand 22 states and 28 transitions. cyclomatic complexity: 10 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:04,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:04,170 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2021-11-20 05:36:04,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 05:36:04,172 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 28 transitions. [2021-11-20 05:36:04,173 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2021-11-20 05:36:04,173 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 23 states and 28 transitions. [2021-11-20 05:36:04,173 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-11-20 05:36:04,174 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-11-20 05:36:04,174 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 28 transitions. [2021-11-20 05:36:04,174 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:04,174 INFO L681 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2021-11-20 05:36:04,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 28 transitions. [2021-11-20 05:36:04,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 22. [2021-11-20 05:36:04,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 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) [2021-11-20 05:36:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2021-11-20 05:36:04,177 INFO L704 BuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-11-20 05:36:04,177 INFO L587 BuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2021-11-20 05:36:04,177 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-20 05:36:04,177 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 27 transitions. [2021-11-20 05:36:04,178 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2021-11-20 05:36:04,178 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:36:04,178 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:36:04,179 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:36:04,179 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-11-20 05:36:04,179 INFO L791 eck$LassoCheckResult]: Stem: 284#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 285#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset, entry_point_#t~post45#1, entry_point_#t~ret46#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;entry_point_~len~0#1 := 10;assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 296#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 292#L529 entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset; 286#L787 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 287#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 282#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 283#L788-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 301#L788-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset, alloc_17_#t~post38#1, alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset, alloc_17_#t~post40#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 297#L764-3 [2021-11-20 05:36:04,179 INFO L793 eck$LassoCheckResult]: Loop: 297#L764-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 302#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 303#L529-1 alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset; 293#L766 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 295#L764-2 alloc_17_#t~post38#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post38#1;havoc alloc_17_#t~post38#1; 297#L764-3 [2021-11-20 05:36:04,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:04,181 INFO L85 PathProgramCache]: Analyzing trace with hash -593946865, now seen corresponding path program 1 times [2021-11-20 05:36:04,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:04,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139183116] [2021-11-20 05:36:04,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:04,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:04,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:04,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:04,257 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:04,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139183116] [2021-11-20 05:36:04,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139183116] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 05:36:04,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2087858152] [2021-11-20 05:36:04,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:04,259 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:36:04,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:04,260 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:36:04,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-20 05:36:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:04,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 05:36:04,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:36:04,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:04,378 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 05:36:04,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:04,422 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2087858152] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 05:36:04,422 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 05:36:04,422 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-20 05:36:04,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325895220] [2021-11-20 05:36:04,423 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 05:36:04,423 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 05:36:04,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:04,424 INFO L85 PathProgramCache]: Analyzing trace with hash 61172007, now seen corresponding path program 2 times [2021-11-20 05:36:04,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:04,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565325848] [2021-11-20 05:36:04,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:04,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:04,435 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:36:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:04,447 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:36:04,715 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:04,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-20 05:36:04,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-11-20 05:36:04,716 INFO L87 Difference]: Start difference. First operand 22 states and 27 transitions. cyclomatic complexity: 9 Second operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:04,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:04,778 INFO L93 Difference]: Finished difference Result 28 states and 33 transitions. [2021-11-20 05:36:04,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 05:36:04,780 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 33 transitions. [2021-11-20 05:36:04,781 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2021-11-20 05:36:04,781 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 28 states and 33 transitions. [2021-11-20 05:36:04,781 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-11-20 05:36:04,782 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-11-20 05:36:04,782 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 33 transitions. [2021-11-20 05:36:04,782 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:04,782 INFO L681 BuchiCegarLoop]: Abstraction has 28 states and 33 transitions. [2021-11-20 05:36:04,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 33 transitions. [2021-11-20 05:36:04,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2021-11-20 05:36:04,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 27 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) [2021-11-20 05:36:04,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 33 transitions. [2021-11-20 05:36:04,795 INFO L704 BuchiCegarLoop]: Abstraction has 28 states and 33 transitions. [2021-11-20 05:36:04,795 INFO L587 BuchiCegarLoop]: Abstraction has 28 states and 33 transitions. [2021-11-20 05:36:04,796 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-11-20 05:36:04,796 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 33 transitions. [2021-11-20 05:36:04,797 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2021-11-20 05:36:04,797 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:36:04,797 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:36:04,797 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:36:04,798 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-11-20 05:36:04,798 INFO L791 eck$LassoCheckResult]: Stem: 399#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 400#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset, entry_point_#t~post45#1, entry_point_#t~ret46#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;entry_point_~len~0#1 := 10;assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 411#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 410#L529 entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset; 401#L787 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 402#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 397#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 398#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 416#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 424#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 423#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 422#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 421#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 420#L788-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 419#L788-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset, alloc_17_#t~post38#1, alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset, alloc_17_#t~post40#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 412#L764-3 [2021-11-20 05:36:04,798 INFO L793 eck$LassoCheckResult]: Loop: 412#L764-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 417#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 418#L529-1 alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset; 407#L766 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 409#L764-2 alloc_17_#t~post38#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post38#1;havoc alloc_17_#t~post38#1; 412#L764-3 [2021-11-20 05:36:04,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:04,799 INFO L85 PathProgramCache]: Analyzing trace with hash 775101013, now seen corresponding path program 2 times [2021-11-20 05:36:04,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:04,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421813832] [2021-11-20 05:36:04,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:04,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:04,882 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:04,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:04,882 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421813832] [2021-11-20 05:36:04,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421813832] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 05:36:04,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1576779081] [2021-11-20 05:36:04,884 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-20 05:36:04,884 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:36:04,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:36:04,888 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:36:04,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-20 05:36:04,958 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-20 05:36:04,958 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-20 05:36:04,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-20 05:36:04,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:36:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:05,121 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-20 05:36:05,252 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:36:05,252 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1576779081] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-20 05:36:05,253 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-20 05:36:05,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 19 [2021-11-20 05:36:05,253 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690308306] [2021-11-20 05:36:05,253 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-20 05:36:05,254 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 05:36:05,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:05,255 INFO L85 PathProgramCache]: Analyzing trace with hash 61172007, now seen corresponding path program 3 times [2021-11-20 05:36:05,255 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:05,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079141784] [2021-11-20 05:36:05,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:05,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:05,280 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:36:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:05,300 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:36:05,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:05,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-20 05:36:05,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=195, Unknown=0, NotChecked=0, Total=342 [2021-11-20 05:36:05,570 INFO L87 Difference]: Start difference. First operand 28 states and 33 transitions. cyclomatic complexity: 9 Second operand has 19 states, 19 states have (on average 2.0) internal successors, (38), 19 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:05,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:05,725 INFO L93 Difference]: Finished difference Result 40 states and 45 transitions. [2021-11-20 05:36:05,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-20 05:36:05,727 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 45 transitions. [2021-11-20 05:36:05,728 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2021-11-20 05:36:05,729 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 40 states and 45 transitions. [2021-11-20 05:36:05,729 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-11-20 05:36:05,729 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-11-20 05:36:05,729 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 45 transitions. [2021-11-20 05:36:05,729 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:36:05,729 INFO L681 BuchiCegarLoop]: Abstraction has 40 states and 45 transitions. [2021-11-20 05:36:05,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 45 transitions. [2021-11-20 05:36:05,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2021-11-20 05:36:05,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.125) internal successors, (45), 39 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:36:05,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 45 transitions. [2021-11-20 05:36:05,733 INFO L704 BuchiCegarLoop]: Abstraction has 40 states and 45 transitions. [2021-11-20 05:36:05,733 INFO L587 BuchiCegarLoop]: Abstraction has 40 states and 45 transitions. [2021-11-20 05:36:05,733 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-11-20 05:36:05,734 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 45 transitions. [2021-11-20 05:36:05,734 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2021-11-20 05:36:05,734 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:36:05,735 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:36:05,739 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [10, 10, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:36:05,739 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-11-20 05:36:05,739 INFO L791 eck$LassoCheckResult]: Stem: 583#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 584#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset, entry_point_#t~post45#1, entry_point_#t~ret46#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;entry_point_~len~0#1 := 10;assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 595#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 591#L529 entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset; 585#L787 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 586#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 600#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 601#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 581#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 582#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 620#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 619#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 618#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 617#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 616#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 615#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 614#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 613#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 612#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 611#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 610#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 609#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 608#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 607#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 606#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 605#L788-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 602#L788-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset, alloc_17_#t~post38#1, alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset, alloc_17_#t~post40#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 596#L764-3 [2021-11-20 05:36:05,740 INFO L793 eck$LassoCheckResult]: Loop: 596#L764-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 603#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 604#L529-1 alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset; 592#L766 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 594#L764-2 alloc_17_#t~post38#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post38#1;havoc alloc_17_#t~post38#1; 596#L764-3 [2021-11-20 05:36:05,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:05,740 INFO L85 PathProgramCache]: Analyzing trace with hash 158620513, now seen corresponding path program 3 times [2021-11-20 05:36:05,740 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:05,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518908592] [2021-11-20 05:36:05,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:05,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:05,806 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:36:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:05,880 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:36:05,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:05,881 INFO L85 PathProgramCache]: Analyzing trace with hash 61172007, now seen corresponding path program 4 times [2021-11-20 05:36:05,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:05,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657091064] [2021-11-20 05:36:05,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:05,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:05,892 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:36:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:05,904 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:36:05,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:05,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1350358585, now seen corresponding path program 1 times [2021-11-20 05:36:05,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:05,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6010017] [2021-11-20 05:36:05,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:05,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:05,936 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:36:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:36:06,004 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:37:59,558 WARN L227 SmtUtils]: Spent 1.89m on a formula simplification. DAG size of input: 363 DAG size of output: 294 (called from [L 231] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-20 05:38:04,719 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 05:38:04,719 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 05:38:04,719 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 05:38:04,719 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 05:38:04,719 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 05:38:04,719 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:04,719 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 05:38:04,720 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 05:38:04,720 INFO L133 ssoRankerPreferences]: Filename of dumped script: memleaks_test17_1-2.i_Iteration6_Lasso [2021-11-20 05:38:04,720 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 05:38:04,720 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 05:38:04,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:04,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:05,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:05,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:05,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:05,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:38:05,717 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 05:38:05,717 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 05:38:05,717 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:05,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:05,746 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:05,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 05:38:05,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:05,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:05,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:05,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:05,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:05,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:05,757 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:05,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:05,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:05,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:05,824 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:05,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:05,828 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:05,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 05:38:05,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:05,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:05,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:05,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:05,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:05,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:05,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:05,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:05,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:05,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:05,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:05,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:05,901 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:05,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:05,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:05,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:05,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:05,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:05,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:05,919 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:05,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:05,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 05:38:05,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:05,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:05,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:05,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:05,957 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:05,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 05:38:05,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:05,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:05,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:05,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:05,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:05,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:05,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:05,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:05,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:05,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-11-20 05:38:05,999 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:05,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:05,999 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 05:38:06,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,014 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:38:06,015 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:38:06,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:06,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,039 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 05:38:06,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:38:06,051 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:38:06,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-11-20 05:38:06,117 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,118 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 05:38:06,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:06,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:06,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:06,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:06,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,156 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 05:38:06,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:06,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,168 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:06,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:06,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-11-20 05:38:06,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,196 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 05:38:06,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:06,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:06,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:06,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-11-20 05:38:06,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,229 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 05:38:06,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:06,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:06,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:06,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:06,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,302 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 05:38:06,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:06,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,313 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:06,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:06,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:06,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,337 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 05:38:06,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,348 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:38:06,348 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:38:06,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:06,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,379 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 05:38:06,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:06,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,391 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:06,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:06,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:06,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,418 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 05:38:06,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:38:06,431 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:38:06,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:06,455 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,456 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 05:38:06,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,468 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:38:06,468 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:38:06,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:06,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,494 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 05:38:06,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:06,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:06,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:06,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:06,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,536 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 05:38:06,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:06,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:06,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:06,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:06,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,570 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 05:38:06,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:06,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:06,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:06,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:06,614 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,615 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-20 05:38:06,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:38:06,627 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:38:06,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:06,699 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,708 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-20 05:38:06,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:38:06,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:38:06,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:38:06,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:06,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,800 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,815 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:38:06,815 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:38:06,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-20 05:38:06,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:38:06,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-11-20 05:38:06,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,844 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-20 05:38:06,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:38:06,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:38:06,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:38:06,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:38:06,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:38:06,866 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:38:06,866 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:38:06,891 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 05:38:06,913 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-11-20 05:38:06,913 INFO L444 ModelExtractionUtils]: 27 out of 37 variables were initially zero. Simplification set additionally 7 variables to zero. [2021-11-20 05:38:06,913 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:38:06,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:38:06,915 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:38:06,924 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 05:38:06,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-20 05:38:06,950 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-20 05:38:06,950 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 05:38:06,950 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_alloc_17_~len#1, ULTIMATE.start_alloc_17_~i~0#1) = 1*ULTIMATE.start_alloc_17_~len#1 - 1*ULTIMATE.start_alloc_17_~i~0#1 Supporting invariants [] [2021-11-20 05:38:06,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:07,013 INFO L297 tatePredicateManager]: 7 out of 7 supporting invariants were superfluous and have been removed [2021-11-20 05:38:07,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:07,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 05:38:07,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:38:07,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:07,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 05:38:07,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:38:07,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:38:07,198 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-20 05:38:07,198 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 45 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 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) [2021-11-20 05:38:07,220 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 45 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 59 states and 71 transitions. Complement of second has 6 states. [2021-11-20 05:38:07,221 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 [2021-11-20 05:38:07,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 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) [2021-11-20 05:38:07,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 29 transitions. [2021-11-20 05:38:07,222 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 27 letters. Loop has 5 letters. [2021-11-20 05:38:07,223 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:38:07,223 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 32 letters. Loop has 5 letters. [2021-11-20 05:38:07,224 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:38:07,224 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 27 letters. Loop has 10 letters. [2021-11-20 05:38:07,224 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:38:07,224 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 71 transitions. [2021-11-20 05:38:07,226 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2021-11-20 05:38:07,227 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 47 states and 55 transitions. [2021-11-20 05:38:07,227 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-11-20 05:38:07,227 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2021-11-20 05:38:07,228 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 55 transitions. [2021-11-20 05:38:07,228 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 05:38:07,228 INFO L681 BuchiCegarLoop]: Abstraction has 47 states and 55 transitions. [2021-11-20 05:38:07,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 55 transitions. [2021-11-20 05:38:07,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 44. [2021-11-20 05:38:07,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.1818181818181819) internal successors, (52), 43 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:38:07,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 52 transitions. [2021-11-20 05:38:07,232 INFO L704 BuchiCegarLoop]: Abstraction has 44 states and 52 transitions. [2021-11-20 05:38:07,232 INFO L587 BuchiCegarLoop]: Abstraction has 44 states and 52 transitions. [2021-11-20 05:38:07,233 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-11-20 05:38:07,233 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 52 transitions. [2021-11-20 05:38:07,234 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-11-20 05:38:07,234 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:38:07,234 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:38:07,235 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:38:07,235 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 05:38:07,236 INFO L791 eck$LassoCheckResult]: Stem: 829#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 830#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset, entry_point_#t~post45#1, entry_point_#t~ret46#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;entry_point_~len~0#1 := 10;assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 842#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 841#L529 entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset; 831#L787 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 832#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 827#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 828#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 847#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 870#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 869#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 868#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 867#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 866#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 865#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 864#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 863#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 862#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 861#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 860#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 859#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 858#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 857#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 856#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 855#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 854#L788-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 848#L788-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset, alloc_17_#t~post38#1, alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset, alloc_17_#t~post40#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 849#L764-3 assume !(alloc_17_~i~0#1 < alloc_17_~len#1); 836#L764-4 alloc_17_#res#1 := 0; 833#L775 entry_point_#t~ret46#1 := alloc_17_#res#1;assume { :end_inline_alloc_17 } true;havoc entry_point_#t~ret46#1;assume { :begin_inline_free_17 } true;free_17_#in~array#1.base, free_17_#in~array#1.offset, free_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc free_17_#t~mem43#1.base, free_17_#t~mem43#1.offset, free_17_#t~post42#1, free_17_~array#1.base, free_17_~array#1.offset, free_17_~len#1, free_17_~i~1#1;free_17_~array#1.base, free_17_~array#1.offset := free_17_#in~array#1.base, free_17_#in~array#1.offset;free_17_~len#1 := free_17_#in~len#1;havoc free_17_~i~1#1;free_17_~i~1#1 := 0; 834#L779-3 [2021-11-20 05:38:07,236 INFO L793 eck$LassoCheckResult]: Loop: 834#L779-3 assume !!(free_17_~i~1#1 < free_17_~len#1);call free_17_#t~mem43#1.base, free_17_#t~mem43#1.offset := read~$Pointer$(free_17_~array#1.base, free_17_~array#1.offset + 4 * free_17_~i~1#1, 4);call ULTIMATE.dealloc(free_17_#t~mem43#1.base, free_17_#t~mem43#1.offset);havoc free_17_#t~mem43#1.base, free_17_#t~mem43#1.offset; 835#L779-2 free_17_#t~post42#1 := free_17_~i~1#1;free_17_~i~1#1 := 1 + free_17_#t~post42#1;havoc free_17_#t~post42#1; 834#L779-3 [2021-11-20 05:38:07,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:07,236 INFO L85 PathProgramCache]: Analyzing trace with hash 999709617, now seen corresponding path program 1 times [2021-11-20 05:38:07,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:07,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112374138] [2021-11-20 05:38:07,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:07,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:07,302 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-20 05:38:07,303 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:38:07,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112374138] [2021-11-20 05:38:07,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112374138] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:38:07,303 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:38:07,305 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 05:38:07,306 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144691210] [2021-11-20 05:38:07,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:38:07,306 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 05:38:07,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:07,307 INFO L85 PathProgramCache]: Analyzing trace with hash 3459, now seen corresponding path program 1 times [2021-11-20 05:38:07,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:07,307 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018800849] [2021-11-20 05:38:07,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:07,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:07,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:38:07,365 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:38:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:38:07,368 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:38:07,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-20 05:38:07,412 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:38:07,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 05:38:07,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 05:38:07,413 INFO L87 Difference]: Start difference. First operand 44 states and 52 transitions. cyclomatic complexity: 12 Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:38:07,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:38:07,453 INFO L93 Difference]: Finished difference Result 58 states and 68 transitions. [2021-11-20 05:38:07,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 05:38:07,456 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 68 transitions. [2021-11-20 05:38:07,461 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2021-11-20 05:38:07,465 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 58 states and 68 transitions. [2021-11-20 05:38:07,465 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2021-11-20 05:38:07,465 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2021-11-20 05:38:07,465 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 68 transitions. [2021-11-20 05:38:07,465 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 05:38:07,466 INFO L681 BuchiCegarLoop]: Abstraction has 58 states and 68 transitions. [2021-11-20 05:38:07,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states and 68 transitions. [2021-11-20 05:38:07,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 44. [2021-11-20 05:38:07,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.1590909090909092) internal successors, (51), 43 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:38:07,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 51 transitions. [2021-11-20 05:38:07,476 INFO L704 BuchiCegarLoop]: Abstraction has 44 states and 51 transitions. [2021-11-20 05:38:07,476 INFO L587 BuchiCegarLoop]: Abstraction has 44 states and 51 transitions. [2021-11-20 05:38:07,476 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-11-20 05:38:07,476 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 51 transitions. [2021-11-20 05:38:07,477 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-11-20 05:38:07,477 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:38:07,478 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:38:07,480 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:38:07,480 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 05:38:07,480 INFO L791 eck$LassoCheckResult]: Stem: 940#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 941#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset, entry_point_#t~post45#1, entry_point_#t~ret46#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;entry_point_~len~0#1 := 10;assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 953#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 952#L529 entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset; 942#L787 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 943#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 958#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 959#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 938#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 939#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 981#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 980#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 979#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 978#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 977#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 976#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 975#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 974#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 973#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 972#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 971#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 970#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 969#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 968#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 967#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 966#L788-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 960#L788-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset, alloc_17_#t~post38#1, alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset, alloc_17_#t~post40#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 961#L764-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 962#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 963#L529-1 alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset; 948#L766 assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; 949#L766-1 alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; 957#L771-3 [2021-11-20 05:38:07,480 INFO L793 eck$LassoCheckResult]: Loop: 957#L771-3 assume !!(alloc_17_~j~0#1 >= 0);call alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset := read~$Pointer$(alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4);call ULTIMATE.dealloc(alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset);havoc alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset;call write~$Pointer$(0, 0, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4); 956#L771-2 alloc_17_#t~post40#1 := alloc_17_~j~0#1;alloc_17_~j~0#1 := alloc_17_#t~post40#1 - 1;havoc alloc_17_#t~post40#1; 957#L771-3 [2021-11-20 05:38:07,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:07,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1350299059, now seen corresponding path program 1 times [2021-11-20 05:38:07,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:07,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818722714] [2021-11-20 05:38:07,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:07,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:38:07,505 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:38:07,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:38:07,532 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:38:07,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:07,533 INFO L85 PathProgramCache]: Analyzing trace with hash 2947, now seen corresponding path program 1 times [2021-11-20 05:38:07,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:07,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356876265] [2021-11-20 05:38:07,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:07,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:38:07,538 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:38:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:38:07,542 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:38:07,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:07,542 INFO L85 PathProgramCache]: Analyzing trace with hash -557270321, now seen corresponding path program 1 times [2021-11-20 05:38:07,543 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:07,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641983253] [2021-11-20 05:38:07,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:07,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:07,588 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-20 05:38:07,589 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:38:07,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641983253] [2021-11-20 05:38:07,589 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641983253] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:38:07,589 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:38:07,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 05:38:07,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142281672] [2021-11-20 05:38:07,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:38:07,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:38:07,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 05:38:07,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 05:38:07,722 INFO L87 Difference]: Start difference. First operand 44 states and 51 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:38:07,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:38:07,761 INFO L93 Difference]: Finished difference Result 60 states and 69 transitions. [2021-11-20 05:38:07,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 05:38:07,763 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 69 transitions. [2021-11-20 05:38:07,764 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2021-11-20 05:38:07,764 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 60 states and 69 transitions. [2021-11-20 05:38:07,764 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2021-11-20 05:38:07,765 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2021-11-20 05:38:07,765 INFO L73 IsDeterministic]: Start isDeterministic. Operand 60 states and 69 transitions. [2021-11-20 05:38:07,765 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 05:38:07,765 INFO L681 BuchiCegarLoop]: Abstraction has 60 states and 69 transitions. [2021-11-20 05:38:07,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states and 69 transitions. [2021-11-20 05:38:07,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 49. [2021-11-20 05:38:07,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 49 states have (on average 1.163265306122449) internal successors, (57), 48 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:38:07,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 57 transitions. [2021-11-20 05:38:07,768 INFO L704 BuchiCegarLoop]: Abstraction has 49 states and 57 transitions. [2021-11-20 05:38:07,769 INFO L587 BuchiCegarLoop]: Abstraction has 49 states and 57 transitions. [2021-11-20 05:38:07,769 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-11-20 05:38:07,769 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 49 states and 57 transitions. [2021-11-20 05:38:07,769 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-11-20 05:38:07,769 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:38:07,769 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:38:07,770 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:38:07,770 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 05:38:07,771 INFO L791 eck$LassoCheckResult]: Stem: 1055#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 1056#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset, entry_point_#t~post45#1, entry_point_#t~ret46#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;entry_point_~len~0#1 := 10;assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 1068#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1067#L529 entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset; 1057#L787 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 1058#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1053#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1054#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1073#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1101#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1100#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1099#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1098#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1097#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1096#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1095#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1094#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1092#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1090#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1088#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1087#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1086#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1085#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1084#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1083#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1082#L788-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 1079#L788-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset, alloc_17_#t~post38#1, alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset, alloc_17_#t~post40#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 1080#L764-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 1075#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 1076#L529-1 alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset; 1063#L766 assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; 1064#L766-1 alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; 1074#L771-3 assume !(alloc_17_~j~0#1 >= 0); 1070#L771-4 alloc_17_#res#1 := 3; 1059#L775 entry_point_#t~ret46#1 := alloc_17_#res#1;assume { :end_inline_alloc_17 } true;havoc entry_point_#t~ret46#1;assume { :begin_inline_free_17 } true;free_17_#in~array#1.base, free_17_#in~array#1.offset, free_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc free_17_#t~mem43#1.base, free_17_#t~mem43#1.offset, free_17_#t~post42#1, free_17_~array#1.base, free_17_~array#1.offset, free_17_~len#1, free_17_~i~1#1;free_17_~array#1.base, free_17_~array#1.offset := free_17_#in~array#1.base, free_17_#in~array#1.offset;free_17_~len#1 := free_17_#in~len#1;havoc free_17_~i~1#1;free_17_~i~1#1 := 0; 1060#L779-3 [2021-11-20 05:38:07,771 INFO L793 eck$LassoCheckResult]: Loop: 1060#L779-3 assume !!(free_17_~i~1#1 < free_17_~len#1);call free_17_#t~mem43#1.base, free_17_#t~mem43#1.offset := read~$Pointer$(free_17_~array#1.base, free_17_~array#1.offset + 4 * free_17_~i~1#1, 4);call ULTIMATE.dealloc(free_17_#t~mem43#1.base, free_17_#t~mem43#1.offset);havoc free_17_#t~mem43#1.base, free_17_#t~mem43#1.offset; 1061#L779-2 free_17_#t~post42#1 := free_17_~i~1#1;free_17_~i~1#1 := 1 + free_17_#t~post42#1;havoc free_17_#t~post42#1; 1060#L779-3 [2021-11-20 05:38:07,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:07,771 INFO L85 PathProgramCache]: Analyzing trace with hash -95512495, now seen corresponding path program 1 times [2021-11-20 05:38:07,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:07,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909560703] [2021-11-20 05:38:07,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:07,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:07,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:38:07,806 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:38:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:38:07,843 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:38:07,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:07,844 INFO L85 PathProgramCache]: Analyzing trace with hash 3459, now seen corresponding path program 2 times [2021-11-20 05:38:07,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:07,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814601162] [2021-11-20 05:38:07,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:07,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:38:07,854 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:38:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:38:07,875 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:38:07,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:07,876 INFO L85 PathProgramCache]: Analyzing trace with hash -1593191981, now seen corresponding path program 1 times [2021-11-20 05:38:07,876 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:07,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819189081] [2021-11-20 05:38:07,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:07,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:38:07,910 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:38:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:38:07,967 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:40:39,893 WARN L227 SmtUtils]: Spent 2.53m on a formula simplification. DAG size of input: 403 DAG size of output: 330 (called from [L 231] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-20 05:40:48,566 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 05:40:48,567 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 05:40:48,567 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 05:40:48,567 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 05:40:48,567 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 05:40:48,567 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:48,567 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 05:40:48,567 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 05:40:48,567 INFO L133 ssoRankerPreferences]: Filename of dumped script: memleaks_test17_1-2.i_Iteration9_Lasso [2021-11-20 05:40:48,567 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 05:40:48,567 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 05:40:48,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,598 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,626 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,631 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,646 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:48,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:40:50,272 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 05:40:50,272 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 05:40:50,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,277 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-20 05:40:50,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:50,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,289 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:50,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:50,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:50,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:50,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,315 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:50,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,328 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:50,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:50,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-20 05:40:50,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:50,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-20 05:40:50,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,362 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-20 05:40:50,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,381 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:50,381 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:50,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:50,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:50,405 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,406 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-20 05:40:50,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,417 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:50,417 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:50,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:50,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:50,441 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,442 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-20 05:40:50,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:50,455 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:50,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:50,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:50,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,492 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-20 05:40:50,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:50,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:50,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:50,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:50,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:50,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,532 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-20 05:40:50,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,547 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:50,547 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:50,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:50,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:50,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,616 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,635 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:50,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,636 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:50,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:50,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-20 05:40:50,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:50,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:50,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,684 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-20 05:40:50,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,696 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:50,696 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:50,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:50,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-20 05:40:50,720 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,721 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-20 05:40:50,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,734 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:50,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:50,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:50,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:50,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,788 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:50,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,801 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:50,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:50,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-20 05:40:50,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:50,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:50,854 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,855 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-20 05:40:50,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:50,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,869 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:50,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:50,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:50,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:50,918 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,921 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-20 05:40:50,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:50,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:50,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:50,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:50,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-11-20 05:40:50,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:50,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:50,973 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:50,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-20 05:40:50,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:50,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:50,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:50,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:50,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:50,984 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:50,984 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:50,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:51,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,010 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-20 05:40:51,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:51,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,020 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:51,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:51,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:51,046 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,047 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-20 05:40:51,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:51,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,058 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:51,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:51,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:51,120 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,121 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-20 05:40:51,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,133 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:51,133 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:51,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:51,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,163 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-20 05:40:51,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,174 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:51,174 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:51,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:51,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,200 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-20 05:40:51,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:51,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,211 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:51,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:51,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:51,240 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,241 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-20 05:40:51,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:51,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:51,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:51,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-11-20 05:40:51,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,274 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-20 05:40:51,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,285 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:51,285 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:51,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-11-20 05:40:51,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,311 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-20 05:40:51,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,322 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:51,322 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:51,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-20 05:40:51,345 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,346 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-20 05:40:51,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:51,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:51,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:51,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-11-20 05:40:51,376 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,377 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-20 05:40:51,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:51,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:51,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:51,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-11-20 05:40:51,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,410 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,425 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 [2021-11-20 05:40:51,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-20 05:40:51,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:51,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,435 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:51,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:51,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:51,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,459 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-20 05:40:51,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:51,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,469 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:51,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:51,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-11-20 05:40:51,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,494 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-20 05:40:51,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:51,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:51,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:51,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,535 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-20 05:40:51,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:40:51,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:40:51,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:40:51,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-11-20 05:40:51,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,570 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-20 05:40:51,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,583 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:51,583 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:51,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:40:51,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:51,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,620 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:40:51,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:40:51,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:40:51,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:40:51,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:40:51,665 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:40:51,666 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:40:51,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-20 05:40:51,691 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 05:40:51,714 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-11-20 05:40:51,714 INFO L444 ModelExtractionUtils]: 33 out of 49 variables were initially zero. Simplification set additionally 13 variables to zero. [2021-11-20 05:40:51,714 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:40:51,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:51,716 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:40:51,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-20 05:40:51,717 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 05:40:51,725 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-20 05:40:51,726 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 05:40:51,726 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_free_17_~i~1#1, ULTIMATE.start_free_17_~len#1) = -1*ULTIMATE.start_free_17_~i~1#1 + 1*ULTIMATE.start_free_17_~len#1 Supporting invariants [] [2021-11-20 05:40:51,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:51,766 INFO L297 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2021-11-20 05:40:51,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:40:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:51,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 05:40:51,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:40:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:51,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 05:40:51,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:40:51,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:40:51,955 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-20 05:40:51,955 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 49 states and 57 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:40:51,973 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 49 states and 57 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 51 states and 60 transitions. Complement of second has 4 states. [2021-11-20 05:40:51,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 05:40:51,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:40:51,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 26 transitions. [2021-11-20 05:40:51,976 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 35 letters. Loop has 2 letters. [2021-11-20 05:40:51,976 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:40:51,977 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 37 letters. Loop has 2 letters. [2021-11-20 05:40:51,979 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:40:51,979 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 35 letters. Loop has 4 letters. [2021-11-20 05:40:51,981 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:40:51,981 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 60 transitions. [2021-11-20 05:40:51,983 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 05:40:51,984 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 39 states and 43 transitions. [2021-11-20 05:40:51,985 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2021-11-20 05:40:51,985 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2021-11-20 05:40:51,985 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 43 transitions. [2021-11-20 05:40:51,985 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 05:40:51,985 INFO L681 BuchiCegarLoop]: Abstraction has 39 states and 43 transitions. [2021-11-20 05:40:51,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 43 transitions. [2021-11-20 05:40:51,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2021-11-20 05:40:51,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.1025641025641026) internal successors, (43), 38 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:40:51,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2021-11-20 05:40:51,989 INFO L704 BuchiCegarLoop]: Abstraction has 39 states and 43 transitions. [2021-11-20 05:40:51,989 INFO L587 BuchiCegarLoop]: Abstraction has 39 states and 43 transitions. [2021-11-20 05:40:51,989 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-11-20 05:40:51,989 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 43 transitions. [2021-11-20 05:40:51,990 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 05:40:51,990 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:40:51,990 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:40:51,991 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [10, 10, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:40:51,991 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 05:40:51,992 INFO L791 eck$LassoCheckResult]: Stem: 1318#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 1319#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset, entry_point_#t~post45#1, entry_point_#t~ret46#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;entry_point_~len~0#1 := 10;assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 1327#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1326#L529 entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset; 1320#L787 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 1321#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1331#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1332#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1316#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1317#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1354#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1353#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1352#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1351#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1350#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1349#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1348#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1347#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1346#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1345#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1344#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1343#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1342#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1341#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1340#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1339#L788-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 1333#L788-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset, alloc_17_#t~post38#1, alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset, alloc_17_#t~post40#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 1334#L764-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 1337#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 1338#L529-1 alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset; 1324#L766 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 1325#L764-2 alloc_17_#t~post38#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post38#1;havoc alloc_17_#t~post38#1; 1328#L764-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 1335#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 1336#L529-1 alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset; 1322#L766 assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; 1323#L766-1 alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; 1330#L771-3 [2021-11-20 05:40:51,992 INFO L793 eck$LassoCheckResult]: Loop: 1330#L771-3 assume !!(alloc_17_~j~0#1 >= 0);call alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset := read~$Pointer$(alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4);call ULTIMATE.dealloc(alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset);havoc alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset;call write~$Pointer$(0, 0, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4); 1329#L771-2 alloc_17_#t~post40#1 := alloc_17_~j~0#1;alloc_17_~j~0#1 := alloc_17_#t~post40#1 - 1;havoc alloc_17_#t~post40#1; 1330#L771-3 [2021-11-20 05:40:51,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:40:51,993 INFO L85 PathProgramCache]: Analyzing trace with hash -14863959, now seen corresponding path program 1 times [2021-11-20 05:40:51,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:40:51,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599259321] [2021-11-20 05:40:51,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:40:51,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:40:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:52,049 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-20 05:40:52,049 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:40:52,049 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599259321] [2021-11-20 05:40:52,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599259321] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:40:52,050 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:40:52,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-20 05:40:52,050 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287583350] [2021-11-20 05:40:52,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:40:52,051 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-11-20 05:40:52,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:40:52,051 INFO L85 PathProgramCache]: Analyzing trace with hash 2947, now seen corresponding path program 2 times [2021-11-20 05:40:52,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:40:52,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632000650] [2021-11-20 05:40:52,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:40:52,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:40:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:40:52,057 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:40:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:40:52,061 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:40:52,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:40:52,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-20 05:40:52,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-20 05:40:52,185 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:40:52,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:40:52,213 INFO L93 Difference]: Finished difference Result 46 states and 49 transitions. [2021-11-20 05:40:52,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-20 05:40:52,214 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 49 transitions. [2021-11-20 05:40:52,214 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-11-20 05:40:52,215 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 44 states and 47 transitions. [2021-11-20 05:40:52,215 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2021-11-20 05:40:52,215 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2021-11-20 05:40:52,215 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44 states and 47 transitions. [2021-11-20 05:40:52,215 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 05:40:52,215 INFO L681 BuchiCegarLoop]: Abstraction has 44 states and 47 transitions. [2021-11-20 05:40:52,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states and 47 transitions. [2021-11-20 05:40:52,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 39. [2021-11-20 05:40:52,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.0769230769230769) internal successors, (42), 38 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:40:52,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 42 transitions. [2021-11-20 05:40:52,218 INFO L704 BuchiCegarLoop]: Abstraction has 39 states and 42 transitions. [2021-11-20 05:40:52,218 INFO L587 BuchiCegarLoop]: Abstraction has 39 states and 42 transitions. [2021-11-20 05:40:52,218 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-11-20 05:40:52,218 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 42 transitions. [2021-11-20 05:40:52,219 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-20 05:40:52,219 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 05:40:52,219 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 05:40:52,220 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 05:40:52,220 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-20 05:40:52,220 INFO L791 eck$LassoCheckResult]: Stem: 1412#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 1413#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset, entry_point_#t~post45#1, entry_point_#t~ret46#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;entry_point_~len~0#1 := 10;assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 1421#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1416#L529 entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset;havoc entry_point_#t~ret44#1.base, entry_point_#t~ret44#1.offset; 1414#L787 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 1415#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1425#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1426#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1410#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1411#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1448#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1447#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1446#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1445#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1444#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1443#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1442#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1441#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1440#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1439#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1438#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1437#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1436#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1435#L788-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1434#L788-2 entry_point_#t~post45#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post45#1;havoc entry_point_#t~post45#1; 1433#L788-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 1427#L788-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset, alloc_17_#t~post38#1, alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset, alloc_17_#t~post40#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 1428#L764-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 1431#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1432#L529-1 alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset; 1419#L766 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 1420#L764-2 alloc_17_#t~post38#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post38#1;havoc alloc_17_#t~post38#1; 1422#L764-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1; 1429#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 1430#L529-1 alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset;havoc alloc_17_#t~ret39#1.base, alloc_17_#t~ret39#1.offset; 1417#L766 assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; 1418#L766-1 alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; 1424#L771-3 [2021-11-20 05:40:52,220 INFO L793 eck$LassoCheckResult]: Loop: 1424#L771-3 assume !!(alloc_17_~j~0#1 >= 0);call alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset := read~$Pointer$(alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4);call ULTIMATE.dealloc(alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset);havoc alloc_17_#t~mem41#1.base, alloc_17_#t~mem41#1.offset;call write~$Pointer$(0, 0, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4); 1423#L771-2 alloc_17_#t~post40#1 := alloc_17_~j~0#1;alloc_17_~j~0#1 := alloc_17_#t~post40#1 - 1;havoc alloc_17_#t~post40#1; 1424#L771-3 [2021-11-20 05:40:52,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:40:52,221 INFO L85 PathProgramCache]: Analyzing trace with hash -694922329, now seen corresponding path program 1 times [2021-11-20 05:40:52,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:40:52,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206272617] [2021-11-20 05:40:52,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:40:52,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:40:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:40:52,250 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:40:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:40:52,290 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:40:52,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:40:52,291 INFO L85 PathProgramCache]: Analyzing trace with hash 2947, now seen corresponding path program 3 times [2021-11-20 05:40:52,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:40:52,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792329703] [2021-11-20 05:40:52,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:40:52,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:40:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:40:52,297 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:40:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:40:52,300 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:40:52,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:40:52,302 INFO L85 PathProgramCache]: Analyzing trace with hash -2100425303, now seen corresponding path program 1 times [2021-11-20 05:40:52,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:40:52,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340177666] [2021-11-20 05:40:52,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:40:52,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:40:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:40:52,365 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 05:40:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 05:40:52,409 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 05:40:52,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:42,586 WARN L227 SmtUtils]: Spent 3.83m on a formula simplification. DAG size of input: 445 DAG size of output: 358 (called from [L 231] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-20 05:44:48,675 WARN L227 SmtUtils]: Spent 5.04s on a formula simplification that was a NOOP. DAG size: 180 (called from [L 268] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2021-11-20 05:44:48,678 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 05:44:48,678 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 05:44:48,678 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 05:44:48,678 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 05:44:48,678 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 05:44:48,678 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:48,678 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 05:44:48,678 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 05:44:48,678 INFO L133 ssoRankerPreferences]: Filename of dumped script: memleaks_test17_1-2.i_Iteration11_Lasso [2021-11-20 05:44:48,678 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 05:44:48,678 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 05:44:48,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,688 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,712 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:48,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:49,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:49,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 05:44:50,054 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 05:44:50,054 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 05:44:50,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,071 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-20 05:44:50,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-11-20 05:44:50,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,107 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-20 05:44:50,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,118 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:50,142 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,143 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-11-20 05:44:50,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,154 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:50,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,178 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-11-20 05:44:50,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,188 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-11-20 05:44:50,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,213 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-11-20 05:44:50,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,225 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:44:50,225 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:44:50,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-11-20 05:44:50,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,251 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-11-20 05:44:50,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,262 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:44:50,262 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:44:50,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:50,288 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,288 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-11-20 05:44:50,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,300 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:44:50,300 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:44:50,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-11-20 05:44:50,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,326 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-11-20 05:44:50,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,336 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-11-20 05:44:50,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,360 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-11-20 05:44:50,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,370 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:44:50,371 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:44:50,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-11-20 05:44:50,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,396 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-11-20 05:44:50,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,406 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-11-20 05:44:50,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,432 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-11-20 05:44:50,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,442 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-11-20 05:44:50,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,467 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-11-20 05:44:50,468 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 [2021-11-20 05:44:50,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,478 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:50,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,505 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-11-20 05:44:50,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,516 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:44:50,516 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:44:50,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:50,542 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,542 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-11-20 05:44:50,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,553 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:50,577 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,578 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-11-20 05:44:50,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:44:50,589 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:44:50,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-11-20 05:44:50,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,615 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-11-20 05:44:50,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,626 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:44:50,626 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:44:50,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-11-20 05:44:50,651 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,652 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-11-20 05:44:50,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-11-20 05:44:50,687 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,688 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-11-20 05:44:50,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,698 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:50,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,726 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-11-20 05:44:50,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,738 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:44:50,738 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:44:50,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:50,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,765 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-11-20 05:44:50,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,778 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-11-20 05:44:50,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,806 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-11-20 05:44:50,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,818 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:50,841 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,842 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-11-20 05:44:50,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:44:50,854 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:44:50,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:50,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,886 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-11-20 05:44:50,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:50,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:50,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:50,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-11-20 05:44:50,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,920 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-11-20 05:44:50,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,930 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2021-11-20 05:44:50,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,936 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-20 05:44:50,937 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:44:50,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:50,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:50,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:50,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:50,971 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:50,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-11-20 05:44:50,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:50,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:50,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:50,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:50,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:50,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:44:50,985 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:44:50,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:51,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:51,010 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:51,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:51,011 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:51,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-11-20 05:44:51,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:51,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:51,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:51,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:51,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:51,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:51,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:51,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:51,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:51,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:51,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:51,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:51,049 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:51,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-11-20 05:44:51,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:51,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:51,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 05:44:51,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:51,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:51,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:51,058 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 05:44:51,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 05:44:51,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:51,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:51,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:51,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:51,087 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:51,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-11-20 05:44:51,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:51,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:51,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:51,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:51,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:51,098 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:44:51,099 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:44:51,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 05:44:51,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:51,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:51,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:51,125 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:51,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-11-20 05:44:51,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 05:44:51,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 05:44:51,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 05:44:51,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 05:44:51,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 05:44:51,140 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 05:44:51,150 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 05:44:51,169 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 05:44:51,218 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2021-11-20 05:44:51,218 INFO L444 ModelExtractionUtils]: 3 out of 31 variables were initially zero. Simplification set additionally 25 variables to zero. [2021-11-20 05:44:51,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 05:44:51,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:44:51,219 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 05:44:51,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-11-20 05:44:51,220 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 05:44:51,229 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-20 05:44:51,229 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 05:44:51,229 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_alloc_17_~j~0#1) = 2*ULTIMATE.start_alloc_17_~j~0#1 + 1 Supporting invariants [] [2021-11-20 05:44:51,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:51,278 INFO L297 tatePredicateManager]: 10 out of 10 supporting invariants were superfluous and have been removed [2021-11-20 05:44:51,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:44:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:51,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 05:44:51,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:44:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:51,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 05:44:51,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:44:51,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 05:44:51,490 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-20 05:44:51,490 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 39 states and 42 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:44:51,501 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 39 states and 42 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 41 states and 45 transitions. Complement of second has 4 states. [2021-11-20 05:44:51,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-20 05:44:51,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 05:44:51,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 19 transitions. [2021-11-20 05:44:51,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 37 letters. Loop has 2 letters. [2021-11-20 05:44:51,503 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:44:51,504 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 39 letters. Loop has 2 letters. [2021-11-20 05:44:51,504 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:44:51,504 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 37 letters. Loop has 4 letters. [2021-11-20 05:44:51,504 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 05:44:51,505 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 45 transitions. [2021-11-20 05:44:51,505 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-20 05:44:51,505 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 0 states and 0 transitions. [2021-11-20 05:44:51,506 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-20 05:44:51,506 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-20 05:44:51,506 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-20 05:44:51,506 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 05:44:51,506 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 05:44:51,506 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 05:44:51,506 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 05:44:51,506 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-11-20 05:44:51,507 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-20 05:44:51,507 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-20 05:44:51,507 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-20 05:44:51,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 05:44:51 BoogieIcfgContainer [2021-11-20 05:44:51,514 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 05:44:51,514 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 05:44:51,515 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 05:44:51,515 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 05:44:51,515 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:36:00" (3/4) ... [2021-11-20 05:44:51,518 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 05:44:51,518 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 05:44:51,519 INFO L158 Benchmark]: Toolchain (without parser) took 532698.36ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 76.5MB in the beginning and 72.9MB in the end (delta: 3.6MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2021-11-20 05:44:51,520 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 05:44:51,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 587.15ms. Allocated memory is still 102.8MB. Free memory was 76.3MB in the beginning and 54.8MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-20 05:44:51,521 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.02ms. Allocated memory is still 102.8MB. Free memory was 54.8MB in the beginning and 52.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 05:44:51,521 INFO L158 Benchmark]: Boogie Preprocessor took 32.13ms. Allocated memory is still 102.8MB. Free memory was 52.5MB in the beginning and 51.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 05:44:51,521 INFO L158 Benchmark]: RCFGBuilder took 587.21ms. Allocated memory is still 102.8MB. Free memory was 51.0MB in the beginning and 38.6MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 05:44:51,522 INFO L158 Benchmark]: BuchiAutomizer took 531423.19ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 38.6MB in the beginning and 72.9MB in the end (delta: -34.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 05:44:51,522 INFO L158 Benchmark]: Witness Printer took 4.22ms. Allocated memory is still 132.1MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 05:44:51,524 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 587.15ms. Allocated memory is still 102.8MB. Free memory was 76.3MB in the beginning and 54.8MB in the end (delta: 21.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.02ms. Allocated memory is still 102.8MB. Free memory was 54.8MB in the beginning and 52.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.13ms. Allocated memory is still 102.8MB. Free memory was 52.5MB in the beginning and 51.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 587.21ms. Allocated memory is still 102.8MB. Free memory was 51.0MB in the beginning and 38.6MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 531423.19ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 38.6MB in the beginning and 72.9MB in the end (delta: -34.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.22ms. Allocated memory is still 132.1MB. Free memory is still 72.9MB. 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 11 terminating modules (7 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * array + -4 * i + unknown-#length-unknown[\result] and consists of 5 locations. One deterministic module has affine ranking function len + -1 * i and consists of 4 locations. One deterministic module has affine ranking function len + -1 * i and consists of 3 locations. One deterministic module has affine ranking function 2 * j + 1 and consists of 3 locations. 7 modules have a trivial ranking function, the largest among these consists of 19 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 531.3s and 12 iterations. TraceHistogramMax:10. Analysis of lassos took 529.6s. Construction of modules took 0.2s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 5. Automata minimization 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 51 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 49 states and ocurred in iteration 8. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 294 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 291 mSDsluCounter, 559 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 310 mSDsCounter, 47 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 182 IncrementalHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 47 mSolverCounterUnsat, 249 mSDtfsCounter, 182 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU6 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital451 mio100 ax108 hnf100 lsp88 ukn43 mio100 lsp49 div100 bol100 ite100 ukn100 eq187 hnf90 smp100 dnf107 smp97 tf100 neg98 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 28ms VariablesStem: 7 VariablesLoop: 2 DisjunctsStem: 4 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 12 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-20 05:44:51,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:51,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-20 05:44:51,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2021-11-20 05:44:52,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f69a3a4e-dce8-4af2-8ce8-5cf64c24412e/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE