./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f9e8d57988f982ece26fd7a4aa6d80b7a8ef76d2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:18:41,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:18:41,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:18:41,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:18:41,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:18:41,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:18:41,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:18:41,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:18:41,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:18:41,432 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:18:41,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:18:41,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:18:41,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:18:41,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:18:41,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:18:41,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:18:41,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:18:41,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:18:41,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:18:41,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:18:41,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:18:41,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:18:41,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:18:41,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:18:41,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:18:41,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:18:41,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:18:41,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:18:41,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:18:41,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:18:41,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:18:41,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:18:41,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:18:41,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:18:41,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:18:41,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:18:41,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:18:41,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:18:41,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:18:41,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:18:41,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:18:41,485 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-13 00:18:41,532 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:18:41,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:18:41,533 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:18:41,533 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:18:41,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:18:41,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:18:41,535 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:18:41,535 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:18:41,536 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:18:41,536 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:18:41,537 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:18:41,537 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:18:41,537 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:18:41,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:18:41,538 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:18:41,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:18:41,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:18:41,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:18:41,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:18:41,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:18:41,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:18:41,539 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:18:41,539 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:18:41,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:18:41,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:18:41,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:18:41,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:18:41,542 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:18:41,542 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:18:41,544 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:18:41,544 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_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9e8d57988f982ece26fd7a4aa6d80b7a8ef76d2 [2021-10-13 00:18:41,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:18:41,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:18:41,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:18:41,901 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:18:41,902 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:18:41,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc2.i [2021-10-13 00:18:41,990 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/data/8a2a987c9/4cdc13cdd14a43dc9d45f59e867f5c3b/FLAGe0b447a58 [2021-10-13 00:18:42,529 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:18:42,529 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/sv-benchmarks/c/termination-recursive-malloc/rec_strcopy_malloc2.i [2021-10-13 00:18:42,542 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/data/8a2a987c9/4cdc13cdd14a43dc9d45f59e867f5c3b/FLAGe0b447a58 [2021-10-13 00:18:42,893 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/data/8a2a987c9/4cdc13cdd14a43dc9d45f59e867f5c3b [2021-10-13 00:18:42,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:18:42,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:18:42,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:18:42,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:18:42,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:18:42,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:18:42" (1/1) ... [2021-10-13 00:18:42,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24bb5b30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:42, skipping insertion in model container [2021-10-13 00:18:42,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:18:42" (1/1) ... [2021-10-13 00:18:42,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:18:42,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:18:43,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:18:43,122 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:18:43,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:18:43,153 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:18:43,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:43 WrapperNode [2021-10-13 00:18:43,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:18:43,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:18:43,155 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:18:43,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:18:43,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:43" (1/1) ... [2021-10-13 00:18:43,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:43" (1/1) ... [2021-10-13 00:18:43,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:18:43,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:18:43,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:18:43,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:18:43,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:43" (1/1) ... [2021-10-13 00:18:43,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:43" (1/1) ... [2021-10-13 00:18:43,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:43" (1/1) ... [2021-10-13 00:18:43,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:43" (1/1) ... [2021-10-13 00:18:43,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:43" (1/1) ... [2021-10-13 00:18:43,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:43" (1/1) ... [2021-10-13 00:18:43,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:43" (1/1) ... [2021-10-13 00:18:43,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:18:43,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:18:43,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:18:43,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:18:43,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:43" (1/1) ... [2021-10-13 00:18:43,219 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:43,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:43,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:43,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:18:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure rec_strcopy_helper [2021-10-13 00:18:43,282 INFO L138 BoogieDeclarations]: Found implementation of procedure rec_strcopy_helper [2021-10-13 00:18:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure rec_cstrlen [2021-10-13 00:18:43,282 INFO L138 BoogieDeclarations]: Found implementation of procedure rec_cstrlen [2021-10-13 00:18:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 00:18:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 00:18:43,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:18:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:18:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 00:18:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:18:43,502 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:18:43,502 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-13 00:18:43,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:18:43 BoogieIcfgContainer [2021-10-13 00:18:43,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:18:43,505 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:18:43,505 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:18:43,508 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:18:43,509 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:18:43,509 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:18:42" (1/3) ... [2021-10-13 00:18:43,510 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4cb0e328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:18:43, skipping insertion in model container [2021-10-13 00:18:43,510 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:18:43,511 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:43" (2/3) ... [2021-10-13 00:18:43,511 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4cb0e328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:18:43, skipping insertion in model container [2021-10-13 00:18:43,511 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:18:43,511 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:18:43" (3/3) ... [2021-10-13 00:18:43,512 INFO L389 chiAutomizerObserver]: Analyzing ICFG rec_strcopy_malloc2.i [2021-10-13 00:18:43,575 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:18:43,575 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:18:43,575 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:18:43,576 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:18:43,576 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:18:43,576 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:18:43,576 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:18:43,576 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:18:43,607 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2021-10-13 00:18:43,644 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-10-13 00:18:43,645 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:18:43,645 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:18:43,651 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-13 00:18:43,652 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-13 00:18:43,652 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 00:18:43,652 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2021-10-13 00:18:43,675 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-10-13 00:18:43,675 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:18:43,675 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:18:43,676 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-13 00:18:43,676 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-13 00:18:43,683 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 9#L-1true havoc main_#res;havoc main_#t~nondet8, main_#t~ret9.base, main_#t~ret9.offset, main_#t~ret10.base, main_#t~ret10.offset, main_~length~1, main_~original~0.base, main_~original~0.offset, main_~res~0.base, main_~res~0.offset;main_~length~1 := main_#t~nondet8;havoc main_#t~nondet8; 6#L43true assume main_~length~1 < 1;main_~length~1 := 1; 7#L43-2true build_nondet_String_#in~length := main_~length~1;havoc build_nondet_String_#res.base, build_nondet_String_#res.offset;havoc build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset, build_nondet_String_~length, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset;build_nondet_String_~length := build_nondet_String_#in~length;call build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset := #Ultimate.allocOnHeap(build_nondet_String_~length);build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset := build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset;havoc build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset;call write~int(0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset + (build_nondet_String_~length - 1), 1);build_nondet_String_#res.base, build_nondet_String_#res.offset := build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset; 25#L12true main_#t~ret9.base, main_#t~ret9.offset := build_nondet_String_#res.base, build_nondet_String_#res.offset;main_~original~0.base, main_~original~0.offset := main_#t~ret9.base, main_#t~ret9.offset;havoc main_#t~ret9.base, main_#t~ret9.offset;rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset := main_~original~0.base, main_~original~0.offset;havoc rec_strcopy_#res.base, rec_strcopy_#res.offset;havoc rec_strcopy_#t~ret6, rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset, rec_strcopy_~source.base, rec_strcopy_~source.offset, rec_strcopy_~length~0, rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset;rec_strcopy_~source.base, rec_strcopy_~source.offset := rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset; 18#L34true call rec_strcopy_#t~ret6 := rec_cstrlen(rec_strcopy_~source.base, rec_strcopy_~source.offset);< 13#rec_cstrlenENTRYtrue [2021-10-13 00:18:43,683 INFO L793 eck$LassoCheckResult]: Loop: 13#rec_cstrlenENTRYtrue ~s.base, ~s.offset := #in~s.base, #in~s.offset;call #t~mem2 := read~int(~s.base, ~s.offset, 1); 3#L17true assume !(0 == #t~mem2);havoc #t~mem2; 8#L20true call #t~ret3 := rec_cstrlen(~s.base, 1 + ~s.offset);< 13#rec_cstrlenENTRYtrue [2021-10-13 00:18:43,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:43,691 INFO L82 PathProgramCache]: Analyzing trace with hash 1155759803, now seen corresponding path program 1 times [2021-10-13 00:18:43,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:18:43,701 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288696443] [2021-10-13 00:18:43,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:18:43,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:18:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:43,837 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:18:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:43,901 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:18:43,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:43,905 INFO L82 PathProgramCache]: Analyzing trace with hash 59719, now seen corresponding path program 1 times [2021-10-13 00:18:43,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:18:43,906 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005084010] [2021-10-13 00:18:43,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:18:43,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:18:43,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:43,928 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:18:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:43,953 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:18:43,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:43,956 INFO L82 PathProgramCache]: Analyzing trace with hash -1512490931, now seen corresponding path program 1 times [2021-10-13 00:18:43,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:18:43,957 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240706179] [2021-10-13 00:18:43,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:18:43,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:18:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:18:44,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:18:44,143 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:18:44,143 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240706179] [2021-10-13 00:18:44,144 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240706179] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:18:44,144 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:18:44,144 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 00:18:44,145 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334121664] [2021-10-13 00:18:44,325 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:18:44,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 00:18:44,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:18:44,340 INFO L87 Difference]: Start difference. First operand has 24 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 7 states, 5 states have (on average 1.4) internal successors, (7), 6 states have internal predecessors, (7), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:18:44,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:18:44,436 INFO L93 Difference]: Finished difference Result 38 states and 42 transitions. [2021-10-13 00:18:44,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 00:18:44,438 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 42 transitions. [2021-10-13 00:18:44,442 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-10-13 00:18:44,447 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 26 states and 29 transitions. [2021-10-13 00:18:44,448 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-10-13 00:18:44,449 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2021-10-13 00:18:44,449 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 29 transitions. [2021-10-13 00:18:44,451 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:18:44,451 INFO L681 BuchiCegarLoop]: Abstraction has 26 states and 29 transitions. [2021-10-13 00:18:44,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 29 transitions. [2021-10-13 00:18:44,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 24. [2021-10-13 00:18:44,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 18 states have internal predecessors, (19), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-13 00:18:44,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2021-10-13 00:18:44,477 INFO L704 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-10-13 00:18:44,477 INFO L587 BuchiCegarLoop]: Abstraction has 24 states and 27 transitions. [2021-10-13 00:18:44,477 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-13 00:18:44,477 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 27 transitions. [2021-10-13 00:18:44,479 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-10-13 00:18:44,479 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:18:44,479 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:18:44,479 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-13 00:18:44,480 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-13 00:18:44,480 INFO L791 eck$LassoCheckResult]: Stem: 86#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 87#L-1 havoc main_#res;havoc main_#t~nondet8, main_#t~ret9.base, main_#t~ret9.offset, main_#t~ret10.base, main_#t~ret10.offset, main_~length~1, main_~original~0.base, main_~original~0.offset, main_~res~0.base, main_~res~0.offset;main_~length~1 := main_#t~nondet8;havoc main_#t~nondet8; 88#L43 assume !(main_~length~1 < 1); 89#L43-2 build_nondet_String_#in~length := main_~length~1;havoc build_nondet_String_#res.base, build_nondet_String_#res.offset;havoc build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset, build_nondet_String_~length, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset;build_nondet_String_~length := build_nondet_String_#in~length;call build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset := #Ultimate.allocOnHeap(build_nondet_String_~length);build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset := build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset;havoc build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset;call write~int(0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset + (build_nondet_String_~length - 1), 1);build_nondet_String_#res.base, build_nondet_String_#res.offset := build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset; 91#L12 main_#t~ret9.base, main_#t~ret9.offset := build_nondet_String_#res.base, build_nondet_String_#res.offset;main_~original~0.base, main_~original~0.offset := main_#t~ret9.base, main_#t~ret9.offset;havoc main_#t~ret9.base, main_#t~ret9.offset;rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset := main_~original~0.base, main_~original~0.offset;havoc rec_strcopy_#res.base, rec_strcopy_#res.offset;havoc rec_strcopy_#t~ret6, rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset, rec_strcopy_~source.base, rec_strcopy_~source.offset, rec_strcopy_~length~0, rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset;rec_strcopy_~source.base, rec_strcopy_~source.offset := rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset; 93#L34 call rec_strcopy_#t~ret6 := rec_cstrlen(rec_strcopy_~source.base, rec_strcopy_~source.offset);< 94#rec_cstrlenENTRY [2021-10-13 00:18:44,480 INFO L793 eck$LassoCheckResult]: Loop: 94#rec_cstrlenENTRY ~s.base, ~s.offset := #in~s.base, #in~s.offset;call #t~mem2 := read~int(~s.base, ~s.offset, 1); 105#L17 assume !(0 == #t~mem2);havoc #t~mem2; 92#L20 call #t~ret3 := rec_cstrlen(~s.base, 1 + ~s.offset);< 94#rec_cstrlenENTRY [2021-10-13 00:18:44,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:44,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1155819385, now seen corresponding path program 1 times [2021-10-13 00:18:44,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:18:44,481 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641926269] [2021-10-13 00:18:44,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:18:44,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:18:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:44,493 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:18:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:44,507 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:18:44,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:44,508 INFO L82 PathProgramCache]: Analyzing trace with hash 59719, now seen corresponding path program 2 times [2021-10-13 00:18:44,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:18:44,509 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755955514] [2021-10-13 00:18:44,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:18:44,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:18:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:44,514 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:18:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:44,520 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:18:44,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:44,521 INFO L82 PathProgramCache]: Analyzing trace with hash 262516431, now seen corresponding path program 1 times [2021-10-13 00:18:44,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:18:44,522 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474702055] [2021-10-13 00:18:44,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:18:44,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:18:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:44,536 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:18:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:44,556 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:18:45,190 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:18:45,191 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:18:45,191 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:18:45,191 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:18:45,191 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:18:45,192 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:45,192 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:18:45,192 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:18:45,192 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_strcopy_malloc2.i_Iteration2_Lasso [2021-10-13 00:18:45,192 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:18:45,193 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:18:45,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:45,644 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:18:45,649 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:18:45,650 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:45,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:45,653 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:45,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:45,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:45,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:45,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:45,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:45,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:45,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:45,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:45,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-13 00:18:45,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:45,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:45,727 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:45,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:45,729 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:45,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:45,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-13 00:18:45,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:45,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:45,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:45,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:45,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:45,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:45,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:45,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:45,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:45,789 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:45,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:45,791 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:45,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:45,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:45,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:45,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:45,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:45,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:45,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:45,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:45,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-13 00:18:45,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:45,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:45,874 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:45,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:45,875 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:45,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-13 00:18:45,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:45,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:45,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:45,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:45,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:45,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:45,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:45,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:45,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:45,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:45,916 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:45,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:45,917 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:45,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-13 00:18:45,922 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 [2021-10-13 00:18:45,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:45,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:45,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:45,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:45,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:45,930 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:45,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:45,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:45,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:45,985 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:45,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:45,986 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:45,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-13 00:18:45,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:45,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:45,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:45,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:45,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:18:46,009 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:18:46,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:46,058 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,060 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-13 00:18:46,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:46,100 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,101 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-13 00:18:46,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,111 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-10-13 00:18:46,131 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,132 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-13 00:18:46,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,142 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:46,171 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,172 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-13 00:18:46,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,188 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:46,227 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,228 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-13 00:18:46,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-10-13 00:18:46,283 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,284 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-13 00:18:46,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:46,315 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,316 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-13 00:18:46,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,328 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-10-13 00:18:46,362 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,363 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-13 00:18:46,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:46,398 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,399 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-13 00:18:46,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,422 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:46,472 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,473 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-13 00:18:46,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,489 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:46,543 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,544 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-13 00:18:46,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,553 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-10-13 00:18:46,579 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,580 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-13 00:18:46,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,594 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:46,623 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,624 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-13 00:18:46,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,634 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,634 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-10-13 00:18:46,665 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,665 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-13 00:18:46,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,683 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:18:46,683 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:18:46,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:46,737 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,741 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-13 00:18:46,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:46,798 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,801 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,817 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-13 00:18:46,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:46,868 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,870 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,881 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-13 00:18:46,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-13 00:18:46,921 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,922 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-13 00:18:46,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,931 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:46,955 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,956 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:46,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-13 00:18:46,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:46,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:46,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:46,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:46,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:46,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:46,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:46,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:46,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:46,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-10-13 00:18:46,987 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:46,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:46,988 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-13 00:18:47,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:47,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,018 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:47,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:47,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,062 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,063 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-13 00:18:47,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:47,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,074 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:47,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:47,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,096 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,099 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-13 00:18:47,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:47,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:47,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:47,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,176 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,176 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-13 00:18:47,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:47,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,186 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:47,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:47,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,208 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,209 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-13 00:18:47,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:47,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,218 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:47,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:47,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,289 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,290 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:47,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:47,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:47,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-13 00:18:47,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,356 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,357 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-13 00:18:47,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:47,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:47,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:47,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-10-13 00:18:47,399 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,400 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-13 00:18:47,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:47,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:47,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:47,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,429 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,431 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-13 00:18:47,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:47,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,440 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:47,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:47,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,464 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-13 00:18:47,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:47,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:47,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:47,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,512 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,513 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-13 00:18:47,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:47,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:47,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:47,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,545 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,546 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-13 00:18:47,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:47,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,555 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-13 00:18:47,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,559 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-13 00:18:47,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:47,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,621 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,625 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-13 00:18:47,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,641 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:18:47,641 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:18:47,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,688 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,689 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-13 00:18:47,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,705 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:18:47,705 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:18:47,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,738 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,739 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-13 00:18:47,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,752 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-13 00:18:47,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,755 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-13 00:18:47,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:18:47,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:47,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,810 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,811 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:47,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:47,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:47,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:47,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:47,831 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:18:47,831 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:18:47,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-13 00:18:47,855 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:18:47,880 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2021-10-13 00:18:47,880 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-10-13 00:18:47,882 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:47,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:47,885 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:47,893 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:18:47,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-13 00:18:47,953 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-13 00:18:47,953 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:18:47,953 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(rec_cstrlen_#in~s.offset, v_rep(select #length rec_cstrlen_#in~s.base)_1) = -1*rec_cstrlen_#in~s.offset + 1*v_rep(select #length rec_cstrlen_#in~s.base)_1 Supporting invariants [] [2021-10-13 00:18:47,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:47,989 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2021-10-13 00:18:48,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:18:48,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 00:18:48,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:18:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:18:48,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-13 00:18:48,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:18:48,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:18:48,180 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 [2021-10-13 00:18:48,181 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 27 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:18:48,251 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 27 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 48 transitions. Complement of second has 8 states. [2021-10-13 00:18:48,252 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 [2021-10-13 00:18:48,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:18:48,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2021-10-13 00:18:48,255 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 6 letters. Loop has 3 letters. [2021-10-13 00:18:48,256 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:18:48,256 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 9 letters. Loop has 3 letters. [2021-10-13 00:18:48,256 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:18:48,257 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 6 letters. Loop has 6 letters. [2021-10-13 00:18:48,257 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:18:48,257 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 48 transitions. [2021-10-13 00:18:48,260 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-13 00:18:48,263 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 33 states and 39 transitions. [2021-10-13 00:18:48,263 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-10-13 00:18:48,264 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2021-10-13 00:18:48,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 39 transitions. [2021-10-13 00:18:48,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-13 00:18:48,264 INFO L681 BuchiCegarLoop]: Abstraction has 33 states and 39 transitions. [2021-10-13 00:18:48,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 39 transitions. [2021-10-13 00:18:48,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 31. [2021-10-13 00:18:48,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 24 states have internal predecessors, (25), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 2 states have call predecessors, (5), 3 states have call successors, (5) [2021-10-13 00:18:48,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2021-10-13 00:18:48,270 INFO L704 BuchiCegarLoop]: Abstraction has 31 states and 35 transitions. [2021-10-13 00:18:48,270 INFO L587 BuchiCegarLoop]: Abstraction has 31 states and 35 transitions. [2021-10-13 00:18:48,270 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-13 00:18:48,270 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 35 transitions. [2021-10-13 00:18:48,272 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-13 00:18:48,272 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:18:48,272 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:18:48,273 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:18:48,273 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-13 00:18:48,274 INFO L791 eck$LassoCheckResult]: Stem: 210#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 211#L-1 havoc main_#res;havoc main_#t~nondet8, main_#t~ret9.base, main_#t~ret9.offset, main_#t~ret10.base, main_#t~ret10.offset, main_~length~1, main_~original~0.base, main_~original~0.offset, main_~res~0.base, main_~res~0.offset;main_~length~1 := main_#t~nondet8;havoc main_#t~nondet8; 212#L43 assume !(main_~length~1 < 1); 213#L43-2 build_nondet_String_#in~length := main_~length~1;havoc build_nondet_String_#res.base, build_nondet_String_#res.offset;havoc build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset, build_nondet_String_~length, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset;build_nondet_String_~length := build_nondet_String_#in~length;call build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset := #Ultimate.allocOnHeap(build_nondet_String_~length);build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset := build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset;havoc build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset;call write~int(0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset + (build_nondet_String_~length - 1), 1);build_nondet_String_#res.base, build_nondet_String_#res.offset := build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset; 232#L12 main_#t~ret9.base, main_#t~ret9.offset := build_nondet_String_#res.base, build_nondet_String_#res.offset;main_~original~0.base, main_~original~0.offset := main_#t~ret9.base, main_#t~ret9.offset;havoc main_#t~ret9.base, main_#t~ret9.offset;rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset := main_~original~0.base, main_~original~0.offset;havoc rec_strcopy_#res.base, rec_strcopy_#res.offset;havoc rec_strcopy_#t~ret6, rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset, rec_strcopy_~source.base, rec_strcopy_~source.offset, rec_strcopy_~length~0, rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset;rec_strcopy_~source.base, rec_strcopy_~source.offset := rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset; 206#L34 call rec_strcopy_#t~ret6 := rec_cstrlen(rec_strcopy_~source.base, rec_strcopy_~source.offset);< 223#rec_cstrlenENTRY ~s.base, ~s.offset := #in~s.base, #in~s.offset;call #t~mem2 := read~int(~s.base, ~s.offset, 1); 205#L17 assume 0 == #t~mem2;havoc #t~mem2;#res := 0; 207#rec_cstrlenFINAL assume true; 233#rec_cstrlenEXIT >#41#return; 229#L34-1 rec_strcopy_~length~0 := rec_strcopy_#t~ret6;havoc rec_strcopy_#t~ret6;call rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset := #Ultimate.allocOnHeap(1 + rec_strcopy_~length~0);rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset := rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset;havoc rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset; 217#L36 call rec_strcopy_helper(rec_strcopy_~source.base, rec_strcopy_~source.offset, rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset);< 218#rec_strcopy_helperENTRY [2021-10-13 00:18:48,274 INFO L793 eck$LassoCheckResult]: Loop: 218#rec_strcopy_helperENTRY ~source.base, ~source.offset := #in~source.base, #in~source.offset;~dest.base, ~dest.offset := #in~dest.base, #in~dest.offset;call #t~mem4 := read~int(~source.base, ~source.offset, 1);call write~int(#t~mem4, ~dest.base, ~dest.offset, 1);havoc #t~mem4;call #t~mem5 := read~int(~source.base, ~source.offset, 1); 222#L28 assume 0 != #t~mem5;havoc #t~mem5; 221#L29 call rec_strcopy_helper(~source.base, 1 + ~source.offset, ~dest.base, 1 + ~dest.offset);< 218#rec_strcopy_helperENTRY [2021-10-13 00:18:48,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:48,274 INFO L82 PathProgramCache]: Analyzing trace with hash -509542028, now seen corresponding path program 1 times [2021-10-13 00:18:48,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:18:48,275 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302541957] [2021-10-13 00:18:48,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:18:48,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:18:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:48,293 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:18:48,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:48,315 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:18:48,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:48,316 INFO L82 PathProgramCache]: Analyzing trace with hash 29922, now seen corresponding path program 1 times [2021-10-13 00:18:48,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:18:48,316 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652992303] [2021-10-13 00:18:48,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:18:48,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:18:48,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:48,327 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:18:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:48,337 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:18:48,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:48,338 INFO L82 PathProgramCache]: Analyzing trace with hash -1352131953, now seen corresponding path program 1 times [2021-10-13 00:18:48,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:18:48,338 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791040981] [2021-10-13 00:18:48,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:18:48,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:18:48,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:18:48,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-13 00:18:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:18:48,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:18:48,538 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:18:48,538 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791040981] [2021-10-13 00:18:48,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791040981] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:18:48,539 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:18:48,539 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-10-13 00:18:48,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980491369] [2021-10-13 00:18:48,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:18:48,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 00:18:48,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-10-13 00:18:48,826 INFO L87 Difference]: Start difference. First operand 31 states and 35 transitions. cyclomatic complexity: 6 Second operand has 10 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 8 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-10-13 00:18:48,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:48,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:18:48,984 INFO L93 Difference]: Finished difference Result 35 states and 38 transitions. [2021-10-13 00:18:48,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 00:18:48,985 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 38 transitions. [2021-10-13 00:18:48,995 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-13 00:18:49,000 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 21 states and 23 transitions. [2021-10-13 00:18:49,000 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2021-10-13 00:18:49,000 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2021-10-13 00:18:49,001 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 23 transitions. [2021-10-13 00:18:49,001 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-13 00:18:49,001 INFO L681 BuchiCegarLoop]: Abstraction has 21 states and 23 transitions. [2021-10-13 00:18:49,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 23 transitions. [2021-10-13 00:18:49,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-10-13 00:18:49,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 states have internal predecessors, (16), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-10-13 00:18:49,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 23 transitions. [2021-10-13 00:18:49,003 INFO L704 BuchiCegarLoop]: Abstraction has 21 states and 23 transitions. [2021-10-13 00:18:49,004 INFO L587 BuchiCegarLoop]: Abstraction has 21 states and 23 transitions. [2021-10-13 00:18:49,004 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-13 00:18:49,004 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 23 transitions. [2021-10-13 00:18:49,004 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-13 00:18:49,004 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:18:49,005 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:18:49,005 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:18:49,005 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-13 00:18:49,006 INFO L791 eck$LassoCheckResult]: Stem: 303#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 304#L-1 havoc main_#res;havoc main_#t~nondet8, main_#t~ret9.base, main_#t~ret9.offset, main_#t~ret10.base, main_#t~ret10.offset, main_~length~1, main_~original~0.base, main_~original~0.offset, main_~res~0.base, main_~res~0.offset;main_~length~1 := main_#t~nondet8;havoc main_#t~nondet8; 305#L43 assume !(main_~length~1 < 1); 306#L43-2 build_nondet_String_#in~length := main_~length~1;havoc build_nondet_String_#res.base, build_nondet_String_#res.offset;havoc build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset, build_nondet_String_~length, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset;build_nondet_String_~length := build_nondet_String_#in~length;call build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset := #Ultimate.allocOnHeap(build_nondet_String_~length);build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset := build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset;havoc build_nondet_String_#t~malloc1.base, build_nondet_String_#t~malloc1.offset;call write~int(0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset + (build_nondet_String_~length - 1), 1);build_nondet_String_#res.base, build_nondet_String_#res.offset := build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset; 307#L12 main_#t~ret9.base, main_#t~ret9.offset := build_nondet_String_#res.base, build_nondet_String_#res.offset;main_~original~0.base, main_~original~0.offset := main_#t~ret9.base, main_#t~ret9.offset;havoc main_#t~ret9.base, main_#t~ret9.offset;rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset := main_~original~0.base, main_~original~0.offset;havoc rec_strcopy_#res.base, rec_strcopy_#res.offset;havoc rec_strcopy_#t~ret6, rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset, rec_strcopy_~source.base, rec_strcopy_~source.offset, rec_strcopy_~length~0, rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset;rec_strcopy_~source.base, rec_strcopy_~source.offset := rec_strcopy_#in~source.base, rec_strcopy_#in~source.offset; 302#L34 call rec_strcopy_#t~ret6 := rec_cstrlen(rec_strcopy_~source.base, rec_strcopy_~source.offset);< 315#rec_cstrlenENTRY ~s.base, ~s.offset := #in~s.base, #in~s.offset;call #t~mem2 := read~int(~s.base, ~s.offset, 1); 301#L17 assume !(0 == #t~mem2);havoc #t~mem2; 299#L20 call #t~ret3 := rec_cstrlen(~s.base, 1 + ~s.offset);< 308#rec_cstrlenENTRY ~s.base, ~s.offset := #in~s.base, #in~s.offset;call #t~mem2 := read~int(~s.base, ~s.offset, 1); 298#L17 assume 0 == #t~mem2;havoc #t~mem2;#res := 0; 300#rec_cstrlenFINAL assume true; 316#rec_cstrlenEXIT >#45#return; 311#L20-1 #res := 1 + #t~ret3;havoc #t~ret3; 312#rec_cstrlenFINAL assume true; 318#rec_cstrlenEXIT >#41#return; 317#L34-1 rec_strcopy_~length~0 := rec_strcopy_#t~ret6;havoc rec_strcopy_#t~ret6;call rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset := #Ultimate.allocOnHeap(1 + rec_strcopy_~length~0);rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset := rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset;havoc rec_strcopy_#t~malloc7.base, rec_strcopy_#t~malloc7.offset; 309#L36 call rec_strcopy_helper(rec_strcopy_~source.base, rec_strcopy_~source.offset, rec_strcopy_~copyAlloc~0.base, rec_strcopy_~copyAlloc~0.offset);< 310#rec_strcopy_helperENTRY [2021-10-13 00:18:49,006 INFO L793 eck$LassoCheckResult]: Loop: 310#rec_strcopy_helperENTRY ~source.base, ~source.offset := #in~source.base, #in~source.offset;~dest.base, ~dest.offset := #in~dest.base, #in~dest.offset;call #t~mem4 := read~int(~source.base, ~source.offset, 1);call write~int(#t~mem4, ~dest.base, ~dest.offset, 1);havoc #t~mem4;call #t~mem5 := read~int(~source.base, ~source.offset, 1); 314#L28 assume 0 != #t~mem5;havoc #t~mem5; 313#L29 call rec_strcopy_helper(~source.base, 1 + ~source.offset, ~dest.base, 1 + ~dest.offset);< 310#rec_strcopy_helperENTRY [2021-10-13 00:18:49,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:49,006 INFO L82 PathProgramCache]: Analyzing trace with hash -462834206, now seen corresponding path program 1 times [2021-10-13 00:18:49,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:18:49,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120297901] [2021-10-13 00:18:49,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:18:49,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:18:49,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:49,053 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:18:49,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:49,074 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:18:49,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:49,074 INFO L82 PathProgramCache]: Analyzing trace with hash 29922, now seen corresponding path program 2 times [2021-10-13 00:18:49,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:18:49,074 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692346743] [2021-10-13 00:18:49,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:18:49,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:18:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:49,081 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:18:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:49,087 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:18:49,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:49,088 INFO L82 PathProgramCache]: Analyzing trace with hash -1448810655, now seen corresponding path program 1 times [2021-10-13 00:18:49,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:18:49,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129745771] [2021-10-13 00:18:49,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:18:49,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:18:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:49,105 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:18:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:18:49,144 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:18:50,543 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:18:50,543 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:18:50,543 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:18:50,543 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:18:50,543 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:18:50,543 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:50,544 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:18:50,544 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:18:50,544 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_strcopy_malloc2.i_Iteration4_Lasso [2021-10-13 00:18:50,544 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:18:50,544 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:18:50,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,841 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:50,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:18:51,202 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:18:51,202 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:18:51,203 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,209 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-13 00:18:51,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:51,269 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,270 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-13 00:18:51,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:51,333 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,334 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-13 00:18:51,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-10-13 00:18:51,375 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,376 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-13 00:18:51,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,386 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-10-13 00:18:51,411 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,416 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-13 00:18:51,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,425 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:51,445 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,446 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-13 00:18:51,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-10-13 00:18:51,474 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,475 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-13 00:18:51,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,485 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-10-13 00:18:51,504 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,505 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,507 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 [2021-10-13 00:18:51,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-13 00:18:51,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-10-13 00:18:51,539 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,539 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-13 00:18:51,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,548 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-10-13 00:18:51,568 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,569 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-13 00:18:51,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,578 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-10-13 00:18:51,604 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,605 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-13 00:18:51,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,614 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-10-13 00:18:51,652 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,653 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-13 00:18:51,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:51,683 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,683 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-13 00:18:51,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-10-13 00:18:51,726 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,727 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-13 00:18:51,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-10-13 00:18:51,762 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,763 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-13 00:18:51,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,774 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:18:51,774 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:18:51,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:51,833 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,841 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,845 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 [2021-10-13 00:18:51,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-13 00:18:51,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:51,898 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,898 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-13 00:18:51,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:51,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:51,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:51,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:51,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:51,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:51,907 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:51,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:51,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:51,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:51,969 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:51,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:51,973 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:51,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:52,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:52,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:52,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:52,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:52,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:52,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-13 00:18:52,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:52,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:52,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:52,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-10-13 00:18:52,025 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:52,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:52,027 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:52,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-13 00:18:52,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:52,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:52,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:52,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:52,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:52,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:52,035 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:52,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:52,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:52,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-10-13 00:18:52,055 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:52,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:52,056 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:52,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-13 00:18:52,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:52,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:52,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:52,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:52,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:52,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:52,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:52,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:52,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:52,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-10-13 00:18:52,085 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:52,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:52,086 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:52,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-13 00:18:52,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:52,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:52,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:52,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:52,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:52,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:52,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:52,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:52,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:52,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-10-13 00:18:52,129 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:52,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:52,129 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:52,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-13 00:18:52,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:52,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:52,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:52,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:52,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:52,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:52,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:52,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:52,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:52,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-10-13 00:18:52,158 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:52,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:52,159 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:52,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-13 00:18:52,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:52,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:52,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:18:52,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:52,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:52,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:52,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:18:52,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:18:52,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:52,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:52,189 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:52,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:52,189 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:52,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-13 00:18:52,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:52,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:52,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:52,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:52,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:52,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:18:52,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:18:52,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:52,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:52,269 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:52,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:52,273 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:52,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:52,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:52,287 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2021-10-13 00:18:52,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:52,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:52,292 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-13 00:18:52,292 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:18:52,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-13 00:18:52,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:18:52,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:52,356 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:52,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:52,357 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:52,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-13 00:18:52,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:18:52,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:18:52,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:18:52,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:18:52,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:18:52,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:18:52,374 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:18:52,404 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:18:52,454 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2021-10-13 00:18:52,454 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2021-10-13 00:18:52,455 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:18:52,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:18:52,457 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:18:52,461 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:18:52,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-13 00:18:52,490 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-13 00:18:52,490 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:18:52,490 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(rec_strcopy_helper_#in~source.offset, v_rep(select #length rec_strcopy_helper_#in~source.base)_1) = -1*rec_strcopy_helper_#in~source.offset + 1*v_rep(select #length rec_strcopy_helper_#in~source.base)_1 Supporting invariants [] [2021-10-13 00:18:52,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:52,518 INFO L297 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2021-10-13 00:18:52,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:18:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:18:52,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 00:18:52,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:18:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:18:52,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-13 00:18:52,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:18:52,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:18:52,839 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-13 00:18:52,840 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 23 transitions. cyclomatic complexity: 4 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-13 00:18:52,887 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 23 transitions. cyclomatic complexity: 4. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 33 states and 36 transitions. Complement of second has 9 states. [2021-10-13 00:18:52,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-13 00:18:52,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-13 00:18:52,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2021-10-13 00:18:52,888 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 18 letters. Loop has 3 letters. [2021-10-13 00:18:52,889 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:18:52,889 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 21 letters. Loop has 3 letters. [2021-10-13 00:18:52,889 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:18:52,889 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 18 letters. Loop has 6 letters. [2021-10-13 00:18:52,890 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:18:52,890 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 36 transitions. [2021-10-13 00:18:52,891 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:18:52,892 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 0 states and 0 transitions. [2021-10-13 00:18:52,892 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:18:52,892 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:18:52,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:18:52,892 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:18:52,892 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:18:52,892 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:18:52,892 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:18:52,892 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-13 00:18:52,893 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:18:52,893 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:18:52,893 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-13 00:18:52,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:18:52 BoogieIcfgContainer [2021-10-13 00:18:52,898 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:18:52,899 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:18:52,899 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:18:52,899 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:18:52,900 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:18:43" (3/4) ... [2021-10-13 00:18:52,903 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:18:52,903 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:18:52,904 INFO L168 Benchmark]: Toolchain (without parser) took 10003.90 ms. Allocated memory was 96.5 MB in the beginning and 142.6 MB in the end (delta: 46.1 MB). Free memory was 61.4 MB in the beginning and 63.5 MB in the end (delta: -2.1 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:18:52,904 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory is still 77.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:18:52,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.63 ms. Allocated memory is still 96.5 MB. Free memory was 61.2 MB in the beginning and 73.8 MB in the end (delta: -12.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:18:52,905 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.13 ms. Allocated memory is still 96.5 MB. Free memory was 73.4 MB in the beginning and 72.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:18:52,906 INFO L168 Benchmark]: Boogie Preprocessor took 22.65 ms. Allocated memory is still 96.5 MB. Free memory was 72.1 MB in the beginning and 70.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:18:52,906 INFO L168 Benchmark]: RCFGBuilder took 293.55 ms. Allocated memory is still 96.5 MB. Free memory was 70.8 MB in the beginning and 60.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:18:52,907 INFO L168 Benchmark]: BuchiAutomizer took 9393.45 ms. Allocated memory was 96.5 MB in the beginning and 142.6 MB in the end (delta: 46.1 MB). Free memory was 60.7 MB in the beginning and 64.5 MB in the end (delta: -3.8 MB). Peak memory consumption was 44.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:18:52,907 INFO L168 Benchmark]: Witness Printer took 3.80 ms. Allocated memory is still 142.6 MB. Free memory was 64.5 MB in the beginning and 63.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:18:52,909 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory is still 77.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 252.63 ms. Allocated memory is still 96.5 MB. Free memory was 61.2 MB in the beginning and 73.8 MB in the end (delta: -12.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 32.13 ms. Allocated memory is still 96.5 MB. Free memory was 73.4 MB in the beginning and 72.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.65 ms. Allocated memory is still 96.5 MB. Free memory was 72.1 MB in the beginning and 70.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 293.55 ms. Allocated memory is still 96.5 MB. Free memory was 70.8 MB in the beginning and 60.8 MB in the end (delta: 10.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 9393.45 ms. Allocated memory was 96.5 MB in the beginning and 142.6 MB in the end (delta: 46.1 MB). Free memory was 60.7 MB in the beginning and 64.5 MB in the end (delta: -3.8 MB). Peak memory consumption was 44.4 MB. Max. memory is 16.1 GB. * Witness Printer took 3.80 ms. Allocated memory is still 142.6 MB. Free memory was 64.5 MB in the beginning and 63.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (2 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[s] + -1 * s and consists of 3 locations. One deterministic module has affine ranking function -1 * source + unknown-#length-unknown[source] and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.3s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 8.2s. Construction of modules took 0.1s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 21.6ms AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 31 states and ocurred in iteration 2. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 77 SDtfs, 46 SDslu, 221 SDs, 0 SdLazy, 138 SolverSat, 25 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 156.1ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital141 mio100 ax100 hnf100 lsp95 ukn64 mio100 lsp43 div100 bol100 ite100 ukn100 eq176 hnf90 smp100 dnf103 smp96 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 55ms VariablesStem: 3 VariablesLoop: 4 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! [2021-10-13 00:18:52,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-10-13 00:18:53,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9f9ea20-db17-423e-8d30-c5673c64b085/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...