./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5B.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5B.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa --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 a2f1dacf23e701c88af5ee644fdcccaa723983d694e8bd4147c38940002aa7b2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 23:05:14,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 23:05:14,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 23:05:14,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 23:05:14,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 23:05:14,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 23:05:14,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 23:05:14,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 23:05:14,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 23:05:14,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 23:05:14,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 23:05:14,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 23:05:14,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 23:05:14,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 23:05:14,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 23:05:14,186 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 23:05:14,187 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 23:05:14,187 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 23:05:14,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 23:05:14,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 23:05:14,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 23:05:14,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 23:05:14,194 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 23:05:14,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 23:05:14,198 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 23:05:14,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 23:05:14,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 23:05:14,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 23:05:14,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 23:05:14,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 23:05:14,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 23:05:14,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 23:05:14,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 23:05:14,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 23:05:14,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 23:05:14,203 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 23:05:14,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 23:05:14,204 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 23:05:14,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 23:05:14,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 23:05:14,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 23:05:14,206 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-06 23:05:14,223 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 23:05:14,223 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 23:05:14,223 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 23:05:14,223 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 23:05:14,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 23:05:14,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 23:05:14,224 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 23:05:14,224 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 23:05:14,225 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 23:05:14,225 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 23:05:14,225 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 23:05:14,225 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 23:05:14,225 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 23:05:14,225 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 23:05:14,225 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 23:05:14,225 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 23:05:14,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 23:05:14,226 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 23:05:14,226 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 23:05:14,226 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 23:05:14,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 23:05:14,226 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 23:05:14,226 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 23:05:14,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 23:05:14,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 23:05:14,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 23:05:14,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 23:05:14,227 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 23:05:14,227 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 23:05:14,227 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 23:05:14,228 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_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2f1dacf23e701c88af5ee644fdcccaa723983d694e8bd4147c38940002aa7b2 [2021-12-06 23:05:14,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 23:05:14,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 23:05:14,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 23:05:14,443 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 23:05:14,444 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 23:05:14,445 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5B.i [2021-12-06 23:05:14,485 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/data/deed817e1/e6db9d98cc3b4c72bfe415d37d7ff65e/FLAG04a802600 [2021-12-06 23:05:14,869 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 23:05:14,869 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex5B.i [2021-12-06 23:05:14,874 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/data/deed817e1/e6db9d98cc3b4c72bfe415d37d7ff65e/FLAG04a802600 [2021-12-06 23:05:14,886 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/data/deed817e1/e6db9d98cc3b4c72bfe415d37d7ff65e [2021-12-06 23:05:14,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 23:05:14,889 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 23:05:14,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 23:05:14,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 23:05:14,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 23:05:14,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 11:05:14" (1/1) ... [2021-12-06 23:05:14,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a9c6f06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:05:14, skipping insertion in model container [2021-12-06 23:05:14,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 11:05:14" (1/1) ... [2021-12-06 23:05:14,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 23:05:14,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 23:05:15,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 23:05:15,050 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 23:05:15,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 23:05:15,074 INFO L208 MainTranslator]: Completed translation [2021-12-06 23:05:15,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:05:15 WrapperNode [2021-12-06 23:05:15,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 23:05:15,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 23:05:15,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 23:05:15,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 23:05:15,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:05:15" (1/1) ... [2021-12-06 23:05:15,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:05:15" (1/1) ... [2021-12-06 23:05:15,100 INFO L137 Inliner]: procedures = 12, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2021-12-06 23:05:15,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 23:05:15,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 23:05:15,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 23:05:15,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 23:05:15,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:05:15" (1/1) ... [2021-12-06 23:05:15,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:05:15" (1/1) ... [2021-12-06 23:05:15,110 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:05:15" (1/1) ... [2021-12-06 23:05:15,110 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:05:15" (1/1) ... [2021-12-06 23:05:15,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:05:15" (1/1) ... [2021-12-06 23:05:15,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:05:15" (1/1) ... [2021-12-06 23:05:15,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:05:15" (1/1) ... [2021-12-06 23:05:15,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 23:05:15,125 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 23:05:15,125 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 23:05:15,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 23:05:15,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:05:15" (1/1) ... [2021-12-06 23:05:15,133 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:15,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:15,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:15,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 23:05:15,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 23:05:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 23:05:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-12-06 23:05:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-12-06 23:05:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure g [2021-12-06 23:05:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2021-12-06 23:05:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 23:05:15,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 23:05:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 23:05:15,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 23:05:15,237 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 23:05:15,238 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 23:05:15,372 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 23:05:15,379 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 23:05:15,379 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 23:05:15,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:05:15 BoogieIcfgContainer [2021-12-06 23:05:15,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 23:05:15,382 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 23:05:15,382 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 23:05:15,385 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 23:05:15,386 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 23:05:15,386 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 11:05:14" (1/3) ... [2021-12-06 23:05:15,387 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1aa9aa19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 11:05:15, skipping insertion in model container [2021-12-06 23:05:15,388 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 23:05:15,388 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 11:05:15" (2/3) ... [2021-12-06 23:05:15,388 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1aa9aa19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 11:05:15, skipping insertion in model container [2021-12-06 23:05:15,388 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 23:05:15,388 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 11:05:15" (3/3) ... [2021-12-06 23:05:15,390 INFO L388 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex5B.i [2021-12-06 23:05:15,432 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 23:05:15,432 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 23:05:15,432 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 23:05:15,432 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 23:05:15,432 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 23:05:15,432 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 23:05:15,432 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 23:05:15,432 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 23:05:15,443 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 19 states have internal predecessors, (25), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-12-06 23:05:15,461 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2021-12-06 23:05:15,461 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:05:15,461 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:05:15,466 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-06 23:05:15,466 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:05:15,466 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 23:05:15,466 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 19 states have internal predecessors, (25), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-12-06 23:05:15,469 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2021-12-06 23:05:15,469 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:05:15,469 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:05:15,470 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-06 23:05:15,470 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:05:15,475 INFO L791 eck$LassoCheckResult]: Stem: 16#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~short20#1, main_#t~mem21#1, main_#t~ret22#1.base, main_#t~ret22#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;havoc main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call write~int(main_#t~nondet16#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet16#1;call write~int(main_#t~nondet17#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet17#1;call main_#t~mem18#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short20#1 := main_#t~mem18#1 < 0; 27#L76true assume !main_#t~short20#1;call main_#t~mem19#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short20#1 := main_#t~mem19#1 < 0; 21#L76-2true assume !main_#t~short20#1;havoc main_#t~mem18#1;havoc main_#t~mem19#1;havoc main_#t~short20#1;call main_#t~mem21#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 20#L79true call main_#t~ret22#1.base, main_#t~ret22#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem21#1);< 23#fENTRYtrue [2021-12-06 23:05:15,475 INFO L793 eck$LassoCheckResult]: Loop: 23#fENTRYtrue ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 26#L17true assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 10#L25true call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 24#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 11#L47true assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 19#gFINALtrue assume true; 25#gEXITtrue >#53#return; 17#L25-1true call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 23#fENTRYtrue [2021-12-06 23:05:15,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:15,480 INFO L85 PathProgramCache]: Analyzing trace with hash 60187955, now seen corresponding path program 1 times [2021-12-06 23:05:15,487 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:15,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673973399] [2021-12-06 23:05:15,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:15,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:15,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:15,590 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:05:15,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:15,632 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:05:15,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:15,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1039736561, now seen corresponding path program 1 times [2021-12-06 23:05:15,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:15,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235262723] [2021-12-06 23:05:15,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:15,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:15,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:05:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:15,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:05:15,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:05:15,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235262723] [2021-12-06 23:05:15,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235262723] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:05:15,780 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:05:15,781 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 23:05:15,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445453848] [2021-12-06 23:05:15,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:05:15,784 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 23:05:15,785 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:05:15,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 23:05:15,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 23:05:15,808 INFO L87 Difference]: Start difference. First operand has 27 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 19 states have internal predecessors, (25), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-06 23:05:15,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:05:15,895 INFO L93 Difference]: Finished difference Result 29 states and 37 transitions. [2021-12-06 23:05:15,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 23:05:15,899 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 37 transitions. [2021-12-06 23:05:15,902 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2021-12-06 23:05:15,906 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 25 states and 32 transitions. [2021-12-06 23:05:15,907 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-12-06 23:05:15,907 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2021-12-06 23:05:15,908 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 32 transitions. [2021-12-06 23:05:15,909 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:05:15,909 INFO L681 BuchiCegarLoop]: Abstraction has 25 states and 32 transitions. [2021-12-06 23:05:15,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 32 transitions. [2021-12-06 23:05:15,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2021-12-06 23:05:15,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2021-12-06 23:05:15,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 32 transitions. [2021-12-06 23:05:15,930 INFO L704 BuchiCegarLoop]: Abstraction has 25 states and 32 transitions. [2021-12-06 23:05:15,930 INFO L587 BuchiCegarLoop]: Abstraction has 25 states and 32 transitions. [2021-12-06 23:05:15,930 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 23:05:15,930 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 32 transitions. [2021-12-06 23:05:15,931 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2021-12-06 23:05:15,931 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:05:15,931 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:05:15,932 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-06 23:05:15,932 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:05:15,932 INFO L791 eck$LassoCheckResult]: Stem: 81#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 82#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~short20#1, main_#t~mem21#1, main_#t~ret22#1.base, main_#t~ret22#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;havoc main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call write~int(main_#t~nondet16#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet16#1;call write~int(main_#t~nondet17#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet17#1;call main_#t~mem18#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short20#1 := main_#t~mem18#1 < 0; 92#L76 assume !main_#t~short20#1;call main_#t~mem19#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short20#1 := main_#t~mem19#1 < 0; 90#L76-2 assume !main_#t~short20#1;havoc main_#t~mem18#1;havoc main_#t~mem19#1;havoc main_#t~short20#1;call main_#t~mem21#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 75#L79 call main_#t~ret22#1.base, main_#t~ret22#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem21#1);< 79#fENTRY [2021-12-06 23:05:15,932 INFO L793 eck$LassoCheckResult]: Loop: 79#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 93#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 84#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 91#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 94#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 85#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 91#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 94#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 83#gFINAL assume true; 86#gEXIT >#59#return; 96#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 97#gFINAL assume true; 98#gEXIT >#53#return; 76#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 79#fENTRY [2021-12-06 23:05:15,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:15,933 INFO L85 PathProgramCache]: Analyzing trace with hash 60187955, now seen corresponding path program 2 times [2021-12-06 23:05:15,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:15,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903945433] [2021-12-06 23:05:15,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:15,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:15,948 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:05:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:15,964 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:05:15,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:15,964 INFO L85 PathProgramCache]: Analyzing trace with hash -1707443993, now seen corresponding path program 1 times [2021-12-06 23:05:15,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:15,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772782665] [2021-12-06 23:05:15,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:15,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:16,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:05:16,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:16,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:05:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:16,125 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-06 23:05:16,125 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:05:16,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772782665] [2021-12-06 23:05:16,125 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772782665] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 23:05:16,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1752330261] [2021-12-06 23:05:16,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:16,126 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 23:05:16,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:16,127 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 23:05:16,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 23:05:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:16,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 31 conjunts are in the unsatisfiable core [2021-12-06 23:05:16,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:05:16,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-06 23:05:19,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-06 23:05:19,012 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 23:05:19,232 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:05:19,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1752330261] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 23:05:19,233 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 23:05:19,233 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 10] total 20 [2021-12-06 23:05:19,233 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643699408] [2021-12-06 23:05:19,233 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 23:05:19,234 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-06 23:05:19,234 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:05:19,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-12-06 23:05:19,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=298, Unknown=3, NotChecked=0, Total=380 [2021-12-06 23:05:19,235 INFO L87 Difference]: Start difference. First operand 25 states and 32 transitions. cyclomatic complexity: 10 Second operand has 20 states, 14 states have (on average 1.5) internal successors, (21), 15 states have internal predecessors, (21), 6 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (5), 3 states have call predecessors, (5), 5 states have call successors, (5) [2021-12-06 23:05:20,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:05:20,586 INFO L93 Difference]: Finished difference Result 30 states and 38 transitions. [2021-12-06 23:05:20,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 23:05:20,587 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 38 transitions. [2021-12-06 23:05:20,590 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2021-12-06 23:05:20,591 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 38 transitions. [2021-12-06 23:05:20,592 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2021-12-06 23:05:20,592 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2021-12-06 23:05:20,592 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 38 transitions. [2021-12-06 23:05:20,593 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 23:05:20,593 INFO L681 BuchiCegarLoop]: Abstraction has 30 states and 38 transitions. [2021-12-06 23:05:20,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 38 transitions. [2021-12-06 23:05:20,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 28. [2021-12-06 23:05:20,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 20 states have internal predecessors, (23), 5 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (8), 5 states have call predecessors, (8), 4 states have call successors, (8) [2021-12-06 23:05:20,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions. [2021-12-06 23:05:20,597 INFO L704 BuchiCegarLoop]: Abstraction has 28 states and 36 transitions. [2021-12-06 23:05:20,597 INFO L587 BuchiCegarLoop]: Abstraction has 28 states and 36 transitions. [2021-12-06 23:05:20,597 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-06 23:05:20,597 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 36 transitions. [2021-12-06 23:05:20,599 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2021-12-06 23:05:20,599 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:05:20,599 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:05:20,600 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-12-06 23:05:20,600 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-12-06 23:05:20,600 INFO L791 eck$LassoCheckResult]: Stem: 255#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 256#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~short20#1, main_#t~mem21#1, main_#t~ret22#1.base, main_#t~ret22#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;havoc main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call write~int(main_#t~nondet16#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet16#1;call write~int(main_#t~nondet17#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet17#1;call main_#t~mem18#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short20#1 := main_#t~mem18#1 < 0; 268#L76 assume !main_#t~short20#1;call main_#t~mem19#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short20#1 := main_#t~mem19#1 < 0; 263#L76-2 assume !main_#t~short20#1;havoc main_#t~mem18#1;havoc main_#t~mem19#1;havoc main_#t~short20#1;call main_#t~mem21#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 252#L79 call main_#t~ret22#1.base, main_#t~ret22#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem21#1);< 257#fENTRY [2021-12-06 23:05:20,600 INFO L793 eck$LassoCheckResult]: Loop: 257#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 269#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 260#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 267#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 270#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 261#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 267#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 270#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 261#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 267#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 270#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 259#gFINAL assume true; 262#gEXIT >#59#return; 272#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 273#gFINAL assume true; 277#gEXIT >#59#return; 275#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 276#gFINAL assume true; 274#gEXIT >#53#return; 251#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 257#fENTRY [2021-12-06 23:05:20,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:20,601 INFO L85 PathProgramCache]: Analyzing trace with hash 60187955, now seen corresponding path program 3 times [2021-12-06 23:05:20,601 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:20,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850706496] [2021-12-06 23:05:20,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:20,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:20,616 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:05:20,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:20,625 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:05:20,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:20,626 INFO L85 PathProgramCache]: Analyzing trace with hash 705855503, now seen corresponding path program 2 times [2021-12-06 23:05:20,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:20,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834037986] [2021-12-06 23:05:20,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:20,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:20,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:20,642 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:05:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:20,666 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:05:20,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:20,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1432639553, now seen corresponding path program 1 times [2021-12-06 23:05:20,667 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:20,667 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383748156] [2021-12-06 23:05:20,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:20,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:20,696 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:05:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:20,727 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:05:23,141 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:05:23,141 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:05:23,141 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:05:23,141 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:05:23,141 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 23:05:23,141 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:23,142 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:05:23,142 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:05:23,142 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex5B.i_Iteration3_Lasso [2021-12-06 23:05:23,142 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:05:23,142 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:05:23,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,164 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,168 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,171 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,185 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:23,654 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:05:23,658 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 23:05:23,660 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:23,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:23,661 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:23,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-06 23:05:23,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:23,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:23,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:23,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:23,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:23,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:23,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:23,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:23,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:23,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:23,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:23,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:23,696 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:23,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 23:05:23,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:23,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:23,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:23,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:23,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:23,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:23,706 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:23,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:23,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:23,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-06 23:05:23,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:23,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:23,727 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:23,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 23:05:23,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:23,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:23,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:23,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:23,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:23,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:23,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:23,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:23,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:23,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 23:05:23,758 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:23,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:23,759 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:23,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 23:05:23,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:23,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:23,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:23,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:23,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:23,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:23,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:23,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:23,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:23,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 23:05:23,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:23,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:23,791 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:23,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 23:05:23,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:23,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:23,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:23,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:23,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:23,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:23,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:23,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:23,805 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:23,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 23:05:23,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:23,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:23,835 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:23,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 23:05:23,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:23,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:23,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:23,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:23,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:23,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:23,844 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:23,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:23,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:23,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 23:05:23,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:23,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:23,865 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:23,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 23:05:23,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:23,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:23,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:23,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:23,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:23,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:23,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:23,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:23,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:23,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 23:05:23,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:23,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:23,899 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:23,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 23:05:23,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:23,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:23,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:23,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:23,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:23,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:23,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:23,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:23,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:23,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:23,930 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:23,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:23,930 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:23,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 23:05:23,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:23,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:23,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:23,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:23,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:23,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:23,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:23,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:23,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:23,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 23:05:23,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:23,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:23,960 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:23,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 23:05:23,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:23,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:23,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:23,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:23,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:23,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:23,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:23,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:23,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:23,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:23,990 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:23,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:23,990 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:23,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 23:05:23,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:23,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:23,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:23,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:23,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:23,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:23,999 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 23:05:24,020 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,020 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 23:05:24,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,031 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:05:24,031 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:05:24,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 23:05:24,051 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,052 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 23:05:24,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,061 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 23:05:24,080 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,081 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 23:05:24,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,111 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 23:05:24,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,139 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 23:05:24,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,148 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,148 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 23:05:24,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,168 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 23:05:24,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,178 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 23:05:24,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,199 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 23:05:24,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,227 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,227 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 23:05:24,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,256 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 23:05:24,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,286 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 23:05:24,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,295 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 23:05:24,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,315 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 23:05:24,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-06 23:05:24,344 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,344 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 23:05:24,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,374 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,375 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 23:05:24,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,405 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,405 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 23:05:24,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,435 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 23:05:24,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-06 23:05:24,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,464 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 23:05:24,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-06 23:05:24,494 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,495 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 23:05:24,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 23:05:24,523 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,524 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 23:05:24,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,533 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-06 23:05:24,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,553 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 23:05:24,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,563 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,582 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 23:05:24,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,612 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 23:05:24,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,624 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:05:24,624 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:05:24,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,647 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,647 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 23:05:24,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:05:24,658 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:05:24,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-06 23:05:24,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,680 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 23:05:24,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,690 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-06 23:05:24,709 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,710 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 23:05:24,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,739 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 23:05:24,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,748 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-06 23:05:24,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,769 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 23:05:24,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,778 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-06 23:05:24,797 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,798 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 23:05:24,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-06 23:05:24,827 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,828 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 23:05:24,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,837 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-06 23:05:24,856 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,857 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 23:05:24,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,886 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 23:05:24,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,916 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-06 23:05:24,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:24,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:24,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:24,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-06 23:05:24,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,944 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-06 23:05:24,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,954 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:05:24,954 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:05:24,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:24,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:24,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:24,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:24,975 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:24,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-06 23:05:24,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:24,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:24,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:24,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:24,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:24,988 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:05:24,988 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:05:24,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:25,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-06 23:05:25,010 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:25,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:25,011 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:25,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-06 23:05:25,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:25,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:25,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:25,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:25,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:25,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:05:25,021 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:05:25,027 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 23:05:25,034 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-12-06 23:05:25,034 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-12-06 23:05:25,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:25,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:25,036 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:25,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-06 23:05:25,037 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 23:05:25,046 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-06 23:05:25,046 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 23:05:25,047 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(f_#in~v) = 2*f_#in~v + 1 Supporting invariants [] [2021-12-06 23:05:25,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-06 23:05:25,068 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2021-12-06 23:05:25,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:25,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 23:05:25,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:05:25,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:25,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 13 conjunts are in the unsatisfiable core [2021-12-06 23:05:25,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:05:25,225 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-12-06 23:05:25,228 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2021-12-06 23:05:25,228 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11 Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2021-12-06 23:05:25,307 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11. Second operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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 90 states and 107 transitions. Complement of second has 16 states. [2021-12-06 23:05:25,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-06 23:05:25,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2021-12-06 23:05:25,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 20 transitions. [2021-12-06 23:05:25,311 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 5 letters. Loop has 20 letters. [2021-12-06 23:05:25,312 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:05:25,312 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 25 letters. Loop has 20 letters. [2021-12-06 23:05:25,313 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:05:25,313 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 5 letters. Loop has 40 letters. [2021-12-06 23:05:25,314 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:05:25,314 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 90 states and 107 transitions. [2021-12-06 23:05:25,318 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2021-12-06 23:05:25,321 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 90 states to 61 states and 76 transitions. [2021-12-06 23:05:25,321 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2021-12-06 23:05:25,321 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2021-12-06 23:05:25,321 INFO L73 IsDeterministic]: Start isDeterministic. Operand 61 states and 76 transitions. [2021-12-06 23:05:25,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:05:25,322 INFO L681 BuchiCegarLoop]: Abstraction has 61 states and 76 transitions. [2021-12-06 23:05:25,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states and 76 transitions. [2021-12-06 23:05:25,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 44. [2021-12-06 23:05:25,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 30 states have (on average 1.2333333333333334) internal successors, (37), 31 states have internal predecessors, (37), 9 states have call successors, (9), 6 states have call predecessors, (9), 5 states have return successors, (7), 6 states have call predecessors, (7), 6 states have call successors, (7) [2021-12-06 23:05:25,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 53 transitions. [2021-12-06 23:05:25,328 INFO L704 BuchiCegarLoop]: Abstraction has 44 states and 53 transitions. [2021-12-06 23:05:25,328 INFO L587 BuchiCegarLoop]: Abstraction has 44 states and 53 transitions. [2021-12-06 23:05:25,328 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-06 23:05:25,328 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 53 transitions. [2021-12-06 23:05:25,329 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2021-12-06 23:05:25,329 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:05:25,330 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:05:25,330 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:05:25,330 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-06 23:05:25,330 INFO L791 eck$LassoCheckResult]: Stem: 492#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 493#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~short20#1, main_#t~mem21#1, main_#t~ret22#1.base, main_#t~ret22#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;havoc main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call write~int(main_#t~nondet16#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet16#1;call write~int(main_#t~nondet17#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet17#1;call main_#t~mem18#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short20#1 := main_#t~mem18#1 < 0; 507#L76 assume !main_#t~short20#1;call main_#t~mem19#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short20#1 := main_#t~mem19#1 < 0; 505#L76-2 assume !main_#t~short20#1;havoc main_#t~mem18#1;havoc main_#t~mem19#1;havoc main_#t~short20#1;call main_#t~mem21#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 488#L79 call main_#t~ret22#1.base, main_#t~ret22#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem21#1);< 501#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 515#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 509#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 508#gENTRY [2021-12-06 23:05:25,330 INFO L793 eck$LassoCheckResult]: Loop: 508#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 510#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 511#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 508#gENTRY [2021-12-06 23:05:25,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:25,331 INFO L85 PathProgramCache]: Analyzing trace with hash 2058005149, now seen corresponding path program 1 times [2021-12-06 23:05:25,331 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:25,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110438148] [2021-12-06 23:05:25,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:25,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:25,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:25,345 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:05:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:25,359 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:05:25,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:25,360 INFO L85 PathProgramCache]: Analyzing trace with hash 54773, now seen corresponding path program 1 times [2021-12-06 23:05:25,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:25,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012860482] [2021-12-06 23:05:25,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:25,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:25,364 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:05:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:25,369 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:05:25,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:25,370 INFO L85 PathProgramCache]: Analyzing trace with hash -626731559, now seen corresponding path program 1 times [2021-12-06 23:05:25,370 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:25,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834221134] [2021-12-06 23:05:25,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:25,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:25,382 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:05:25,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:25,398 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:05:25,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-06 23:05:26,293 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:05:26,293 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:05:26,293 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:05:26,293 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:05:26,293 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 23:05:26,293 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:26,293 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:05:26,293 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:05:26,293 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex5B.i_Iteration4_Lasso [2021-12-06 23:05:26,293 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:05:26,293 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:05:26,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,302 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,308 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,315 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,325 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,328 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,332 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,335 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:26,697 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:05:26,697 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 23:05:26,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:26,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:26,698 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:26,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-06 23:05:26,699 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 [2021-12-06 23:05:26,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:26,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:26,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:26,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:26,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:26,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:26,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:26,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:26,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-06 23:05:26,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:26,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:26,726 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:26,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-06 23:05:26,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:26,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:26,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:26,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:26,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:26,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:26,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:26,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:26,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:26,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-06 23:05:26,754 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:26,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:26,755 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:26,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-06 23:05:26,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:26,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:26,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:26,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:26,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:26,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:26,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:26,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:26,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:26,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-06 23:05:26,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:26,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:26,783 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:26,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-06 23:05:26,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:26,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:26,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:26,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:26,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:26,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:26,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:26,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:26,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:26,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-06 23:05:26,811 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:26,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:26,811 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:26,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-06 23:05:26,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:26,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:26,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:26,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:26,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:26,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:26,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:26,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:26,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:26,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-06 23:05:26,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:26,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:26,851 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:26,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-06 23:05:26,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:26,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:26,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:26,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:26,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:26,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:26,859 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:26,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:26,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:26,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:26,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:26,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:26,879 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:26,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-06 23:05:26,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:26,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:26,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:26,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:26,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:26,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:26,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:26,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:26,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:26,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-06 23:05:26,907 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:26,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:26,908 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:26,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-06 23:05:26,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:26,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:26,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:26,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:26,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:26,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:26,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:26,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:26,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:26,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-06 23:05:26,936 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:26,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:26,937 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:26,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-06 23:05:26,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:26,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:26,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:26,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:26,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:26,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:26,946 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:26,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:26,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:26,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-06 23:05:26,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:26,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:26,967 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:26,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-06 23:05:26,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:26,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:26,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:26,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:26,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:26,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:26,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:26,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:26,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:26,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-06 23:05:26,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:26,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:26,995 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:26,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-06 23:05:26,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:27,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,024 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-06 23:05:27,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-06 23:05:27,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,054 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-06 23:05:27,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,063 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:05:27,064 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:05:27,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-06 23:05:27,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,085 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-06 23:05:27,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-06 23:05:27,113 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,113 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-06 23:05:27,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,123 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:27,142 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,142 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-06 23:05:27,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,151 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:27,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,171 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-06 23:05:27,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-06 23:05:27,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,199 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-06 23:05:27,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,210 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-06 23:05:27,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,242 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-06 23:05:27,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-12-06 23:05:27,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,271 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-06 23:05:27,272 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 [2021-12-06 23:05:27,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-06 23:05:27,299 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,300 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-06 23:05:27,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,311 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:27,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,331 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-06 23:05:27,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:27,359 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,359 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-06 23:05:27,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,369 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:27,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,388 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-06 23:05:27,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-06 23:05:27,416 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,417 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-06 23:05:27,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-06 23:05:27,445 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,446 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-06 23:05:27,447 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 [2021-12-06 23:05:27,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-06 23:05:27,474 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,475 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-06 23:05:27,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,486 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:27,504 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,505 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-06 23:05:27,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-06 23:05:27,534 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,534 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-06 23:05:27,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,543 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-06 23:05:27,562 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,563 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-06 23:05:27,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,573 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:05:27,573 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:05:27,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-06 23:05:27,593 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,594 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-06 23:05:27,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-06 23:05:27,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,624 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-06 23:05:27,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,633 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:27,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,653 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-06 23:05:27,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,662 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-06 23:05:27,681 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,682 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-06 23:05:27,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-12-06 23:05:27,710 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,711 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-06 23:05:27,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-06 23:05:27,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,740 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-06 23:05:27,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-06 23:05:27,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,769 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-06 23:05:27,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:27,798 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,799 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-06 23:05:27,800 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 [2021-12-06 23:05:27,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-06 23:05:27,826 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,827 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-06 23:05:27,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,836 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-12-06 23:05:27,855 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,856 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-06 23:05:27,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-12-06 23:05:27,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,886 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-12-06 23:05:27,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-12-06 23:05:27,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,916 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-12-06 23:05:27,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-12-06 23:05:27,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,945 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-12-06 23:05:27,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,955 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:27,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-12-06 23:05:27,975 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:27,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:27,976 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:27,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-12-06 23:05:27,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:27,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:27,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:27,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:27,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:27,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:27,985 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:27,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:27,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:28,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-12-06 23:05:28,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:28,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:28,004 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:28,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-12-06 23:05:28,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:28,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:28,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:28,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:28,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:28,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:28,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:28,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:28,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:28,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-12-06 23:05:28,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:28,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:28,035 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:28,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-12-06 23:05:28,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:28,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:28,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:28,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:28,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:28,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:28,045 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:28,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:28,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:28,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2021-12-06 23:05:28,064 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:28,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:28,065 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:28,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-12-06 23:05:28,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:28,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:28,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:05:28,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:28,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:28,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:28,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:05:28,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:05:28,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:28,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-12-06 23:05:28,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:28,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:28,095 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:28,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-12-06 23:05:28,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:28,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:28,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:28,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:28,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:28,105 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:05:28,105 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:05:28,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:28,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-12-06 23:05:28,125 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:28,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:28,126 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:28,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-12-06 23:05:28,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:28,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:28,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:28,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:28,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:28,136 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:05:28,136 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:05:28,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:28,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-12-06 23:05:28,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:28,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:28,159 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:28,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-12-06 23:05:28,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:28,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:28,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:28,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:28,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:28,169 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:05:28,169 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:05:28,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:05:28,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2021-12-06 23:05:28,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:28,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:28,191 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:28,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-12-06 23:05:28,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:05:28,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:05:28,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:05:28,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:05:28,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:05:28,203 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:05:28,203 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:05:28,211 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 23:05:28,219 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-12-06 23:05:28,220 INFO L444 ModelExtractionUtils]: 8 out of 16 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-12-06 23:05:28,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:28,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:28,220 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:05:28,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-12-06 23:05:28,221 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 23:05:28,230 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-06 23:05:28,230 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 23:05:28,230 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_1) = 2*v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_1 + 1 Supporting invariants [] [2021-12-06 23:05:28,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-12-06 23:05:28,251 INFO L297 tatePredicateManager]: 2 out of 2 supporting invariants were superfluous and have been removed [2021-12-06 23:05:28,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:28,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-06 23:05:28,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:05:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:28,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-06 23:05:28,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:05:28,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 23 [2021-12-06 23:05:28,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:05:28,327 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-12-06 23:05:28,327 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 53 transitions. cyclomatic complexity: 14 Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:05:28,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-12-06 23:05:28,364 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 53 transitions. cyclomatic complexity: 14. Second operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 71 states and 84 transitions. Complement of second has 15 states. [2021-12-06 23:05:28,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-06 23:05:28,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 23:05:28,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 14 transitions. [2021-12-06 23:05:28,365 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 8 letters. Loop has 3 letters. [2021-12-06 23:05:28,365 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:05:28,365 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 11 letters. Loop has 3 letters. [2021-12-06 23:05:28,366 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:05:28,366 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 14 transitions. Stem has 8 letters. Loop has 6 letters. [2021-12-06 23:05:28,366 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:05:28,366 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 84 transitions. [2021-12-06 23:05:28,367 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2021-12-06 23:05:28,368 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 54 states and 66 transitions. [2021-12-06 23:05:28,369 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-12-06 23:05:28,369 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2021-12-06 23:05:28,369 INFO L73 IsDeterministic]: Start isDeterministic. Operand 54 states and 66 transitions. [2021-12-06 23:05:28,369 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:05:28,369 INFO L681 BuchiCegarLoop]: Abstraction has 54 states and 66 transitions. [2021-12-06 23:05:28,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states and 66 transitions. [2021-12-06 23:05:28,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2021-12-06 23:05:28,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 36 states have (on average 1.1944444444444444) internal successors, (43), 39 states have internal predecessors, (43), 12 states have call successors, (12), 8 states have call predecessors, (12), 6 states have return successors, (11), 6 states have call predecessors, (11), 9 states have call successors, (11) [2021-12-06 23:05:28,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 66 transitions. [2021-12-06 23:05:28,373 INFO L704 BuchiCegarLoop]: Abstraction has 54 states and 66 transitions. [2021-12-06 23:05:28,373 INFO L587 BuchiCegarLoop]: Abstraction has 54 states and 66 transitions. [2021-12-06 23:05:28,373 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-06 23:05:28,373 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 54 states and 66 transitions. [2021-12-06 23:05:28,374 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2021-12-06 23:05:28,374 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:05:28,374 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:05:28,375 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:05:28,375 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-06 23:05:28,375 INFO L791 eck$LassoCheckResult]: Stem: 684#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 685#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~short20#1, main_#t~mem21#1, main_#t~ret22#1.base, main_#t~ret22#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;havoc main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call write~int(main_#t~nondet16#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet16#1;call write~int(main_#t~nondet17#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet17#1;call main_#t~mem18#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short20#1 := main_#t~mem18#1 < 0; 699#L76 assume !main_#t~short20#1;call main_#t~mem19#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short20#1 := main_#t~mem19#1 < 0; 697#L76-2 assume !main_#t~short20#1;havoc main_#t~mem18#1;havoc main_#t~mem19#1;havoc main_#t~short20#1;call main_#t~mem21#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 678#L79 call main_#t~ret22#1.base, main_#t~ret22#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem21#1);< 693#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 700#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 721#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 730#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 728#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 690#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 710#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 711#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 691#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 710#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 725#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 689#gFINAL assume true; 692#gEXIT >#59#return; 717#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 718#gFINAL assume true; 724#gEXIT >#59#return; 723#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 722#gFINAL assume true; 720#gEXIT >#53#return; 679#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 682#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 702#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 705#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 703#gENTRY [2021-12-06 23:05:28,375 INFO L793 eck$LassoCheckResult]: Loop: 703#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 706#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 704#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 703#gENTRY [2021-12-06 23:05:28,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:28,375 INFO L85 PathProgramCache]: Analyzing trace with hash 674903247, now seen corresponding path program 2 times [2021-12-06 23:05:28,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:28,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799108360] [2021-12-06 23:05:28,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:28,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:28,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 23:05:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:28,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:05:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:28,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:05:28,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:05:28,530 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-06 23:05:28,530 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:05:28,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799108360] [2021-12-06 23:05:28,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799108360] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 23:05:28,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702167282] [2021-12-06 23:05:28,531 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 23:05:28,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 23:05:28,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:05:28,531 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 23:05:28,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (101)] Waiting until timeout for monitored process [2021-12-06 23:05:28,605 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 23:05:28,605 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 23:05:28,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 45 conjunts are in the unsatisfiable core [2021-12-06 23:05:28,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:05:28,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-06 23:05:34,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 23 [2021-12-06 23:05:34,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-12-06 23:05:34,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 14 [2021-12-06 23:05:34,280 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 3 proven. 6 refuted. 3 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-06 23:05:34,280 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 23:05:34,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [702167282] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 23:05:34,479 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 23:05:34,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 20 [2021-12-06 23:05:34,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62500024] [2021-12-06 23:05:34,479 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 23:05:34,480 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 23:05:34,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:34,480 INFO L85 PathProgramCache]: Analyzing trace with hash 54773, now seen corresponding path program 2 times [2021-12-06 23:05:34,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:34,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663741212] [2021-12-06 23:05:34,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:34,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:34,484 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:05:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:34,487 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:05:34,592 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:05:34,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-12-06 23:05:34,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=362, Unknown=5, NotChecked=0, Total=420 [2021-12-06 23:05:34,592 INFO L87 Difference]: Start difference. First operand 54 states and 66 transitions. cyclomatic complexity: 18 Second operand has 20 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 16 states have internal predecessors, (27), 7 states have call successors, (7), 5 states have call predecessors, (7), 6 states have return successors, (6), 5 states have call predecessors, (6), 4 states have call successors, (6) [2021-12-06 23:05:38,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:05:38,958 INFO L93 Difference]: Finished difference Result 81 states and 107 transitions. [2021-12-06 23:05:38,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-06 23:05:38,959 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 81 states and 107 transitions. [2021-12-06 23:05:38,962 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2021-12-06 23:05:38,965 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 81 states to 80 states and 106 transitions. [2021-12-06 23:05:38,965 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2021-12-06 23:05:38,965 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2021-12-06 23:05:38,965 INFO L73 IsDeterministic]: Start isDeterministic. Operand 80 states and 106 transitions. [2021-12-06 23:05:38,965 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:05:38,965 INFO L681 BuchiCegarLoop]: Abstraction has 80 states and 106 transitions. [2021-12-06 23:05:38,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states and 106 transitions. [2021-12-06 23:05:38,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 65. [2021-12-06 23:05:38,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 43 states have (on average 1.1627906976744187) internal successors, (50), 46 states have internal predecessors, (50), 13 states have call successors, (13), 9 states have call predecessors, (13), 9 states have return successors, (18), 9 states have call predecessors, (18), 10 states have call successors, (18) [2021-12-06 23:05:38,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 81 transitions. [2021-12-06 23:05:38,974 INFO L704 BuchiCegarLoop]: Abstraction has 65 states and 81 transitions. [2021-12-06 23:05:38,974 INFO L587 BuchiCegarLoop]: Abstraction has 65 states and 81 transitions. [2021-12-06 23:05:38,974 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-06 23:05:38,974 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 65 states and 81 transitions. [2021-12-06 23:05:38,975 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2021-12-06 23:05:38,975 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:05:38,975 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:05:38,976 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:05:38,976 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-06 23:05:38,976 INFO L791 eck$LassoCheckResult]: Stem: 991#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 992#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~short20#1, main_#t~mem21#1, main_#t~ret22#1.base, main_#t~ret22#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;havoc main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call write~int(main_#t~nondet16#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet16#1;call write~int(main_#t~nondet17#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet17#1;call main_#t~mem18#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short20#1 := main_#t~mem18#1 < 0; 1006#L76 assume !main_#t~short20#1;call main_#t~mem19#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short20#1 := main_#t~mem19#1 < 0; 1004#L76-2 assume !main_#t~short20#1;havoc main_#t~mem18#1;havoc main_#t~mem19#1;havoc main_#t~short20#1;call main_#t~mem21#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 985#L79 call main_#t~ret22#1.base, main_#t~ret22#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem21#1);< 1000#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 1011#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 1009#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 1008#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1010#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 998#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 1017#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1038#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 997#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 1017#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1038#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 997#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 1017#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1018#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 996#gFINAL assume true; 999#gEXIT >#59#return; 1021#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 1037#gFINAL assume true; 1036#gEXIT >#59#return; 1024#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 1027#gFINAL assume true; 1035#gEXIT >#59#return; 1033#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 1032#gFINAL assume true; 1030#gEXIT >#53#return; 983#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 989#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 1013#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 1015#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 1016#gENTRY [2021-12-06 23:05:38,977 INFO L793 eck$LassoCheckResult]: Loop: 1016#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1046#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 1014#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 1016#gENTRY [2021-12-06 23:05:38,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:38,977 INFO L85 PathProgramCache]: Analyzing trace with hash -812610185, now seen corresponding path program 3 times [2021-12-06 23:05:38,977 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:38,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455354146] [2021-12-06 23:05:38,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:38,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:39,004 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:05:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:39,030 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:05:39,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:39,030 INFO L85 PathProgramCache]: Analyzing trace with hash 54773, now seen corresponding path program 3 times [2021-12-06 23:05:39,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:39,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591006951] [2021-12-06 23:05:39,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:39,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:39,034 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:05:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:39,037 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:05:39,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:05:39,037 INFO L85 PathProgramCache]: Analyzing trace with hash -2034316097, now seen corresponding path program 4 times [2021-12-06 23:05:39,037 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:05:39,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887895863] [2021-12-06 23:05:39,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:05:39,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:05:39,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:39,059 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:05:39,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:05:39,091 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:05:46,753 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:05:46,753 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:05:46,753 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:05:46,753 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:05:46,753 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 23:05:46,753 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:05:46,753 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:05:46,753 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:05:46,753 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex5B.i_Iteration6_Lasso [2021-12-06 23:05:46,753 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:05:46,753 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:05:46,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,758 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:46,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:05:47,224 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2021-12-06 23:06:01,689 WARN L227 SmtUtils]: Spent 14.38s on a formula simplification. DAG size of input: 308 DAG size of output: 308 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2021-12-06 23:06:01,729 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:06:01,729 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 23:06:01,730 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:01,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:01,730 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:01,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-12-06 23:06:01,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:01,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:01,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:01,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:01,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:01,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:01,743 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:01,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:01,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:01,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-12-06 23:06:01,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:01,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:01,769 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:01,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-12-06 23:06:01,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:01,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:01,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:01,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:01,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:01,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:01,778 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:01,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:01,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:01,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-12-06 23:06:01,798 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:01,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:01,799 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:01,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-12-06 23:06:01,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:01,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:01,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:01,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:01,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:01,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:01,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:01,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:01,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:01,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-12-06 23:06:01,827 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:01,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:01,827 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:01,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-12-06 23:06:01,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:01,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:01,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:01,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:01,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:01,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:01,837 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:01,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:01,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:01,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-12-06 23:06:01,856 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:01,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:01,857 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:01,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-12-06 23:06:01,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:01,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:01,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:01,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:01,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:01,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:01,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:01,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:01,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:01,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-12-06 23:06:01,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:01,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:01,886 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:01,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-12-06 23:06:01,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:01,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:01,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:01,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:01,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:01,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:01,895 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:01,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:01,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:01,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2021-12-06 23:06:01,914 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:01,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:01,915 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:01,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-12-06 23:06:01,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:01,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:01,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:01,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:01,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:01,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:01,924 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:01,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:01,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:01,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2021-12-06 23:06:01,943 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:01,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:01,944 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:01,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-12-06 23:06:01,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:01,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:01,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:01,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:01,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:01,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:01,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:01,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:01,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:01,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2021-12-06 23:06:01,972 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:01,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:01,973 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:01,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-12-06 23:06:01,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:01,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:01,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:01,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:01,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:01,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:01,982 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:01,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:01,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-12-06 23:06:02,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,002 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-12-06 23:06:02,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:02,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:02,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:02,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:02,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2021-12-06 23:06:02,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,031 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-12-06 23:06:02,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:02,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:02,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,039 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:02,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:02,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2021-12-06 23:06:02,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,060 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-12-06 23:06:02,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:02,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:02,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:02,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:02,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2021-12-06 23:06:02,089 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,090 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-12-06 23:06:02,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:02,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:02,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,099 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:02,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:02,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2021-12-06 23:06:02,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,119 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-12-06 23:06:02,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:02,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:02,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,127 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:02,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:02,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2021-12-06 23:06:02,146 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,147 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-12-06 23:06:02,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:02,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:02,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,156 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:02,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:02,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2021-12-06 23:06:02,176 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,176 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-12-06 23:06:02,178 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 [2021-12-06 23:06:02,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:02,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,186 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:02,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:02,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2021-12-06 23:06:02,205 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,206 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-12-06 23:06:02,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:02,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:02,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:02,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:02,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2021-12-06 23:06:02,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,235 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-12-06 23:06:02,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:02,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:02,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,244 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:02,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:02,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2021-12-06 23:06:02,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,264 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-12-06 23:06:02,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:02,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:02,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:02,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:02,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2021-12-06 23:06:02,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,293 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-12-06 23:06:02,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:02,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,304 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:06:02,304 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:06:02,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2021-12-06 23:06:02,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,327 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-12-06 23:06:02,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:02,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,337 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:06:02,337 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:06:02,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2021-12-06 23:06:02,365 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,365 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-12-06 23:06:02,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:02,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:06:02,376 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:06:02,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:02,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-12-06 23:06:02,398 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,399 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-12-06 23:06:02,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:02,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:02,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:02,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:02,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:02,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:06:02,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:06:02,418 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 23:06:02,434 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-12-06 23:06:02,434 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2021-12-06 23:06:02,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:02,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:02,435 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:02,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-12-06 23:06:02,436 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 23:06:02,444 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-06 23:06:02,444 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 23:06:02,444 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_2) = 2*v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_2 + 1 Supporting invariants [] [2021-12-06 23:06:02,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-12-06 23:06:02,466 INFO L297 tatePredicateManager]: 2 out of 2 supporting invariants were superfluous and have been removed [2021-12-06 23:06:02,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:02,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-06 23:06:02,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:06:02,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2021-12-06 23:06:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:02,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-06 23:06:02,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:06:02,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 23 [2021-12-06 23:06:02,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:06:02,744 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-12-06 23:06:02,744 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 65 states and 81 transitions. cyclomatic complexity: 22 Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 23:06:02,796 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 65 states and 81 transitions. cyclomatic complexity: 22. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 72 states and 88 transitions. Complement of second has 15 states. [2021-12-06 23:06:02,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-06 23:06:02,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 23:06:02,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 14 transitions. [2021-12-06 23:06:02,798 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 34 letters. Loop has 3 letters. [2021-12-06 23:06:02,798 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:06:02,798 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-06 23:06:02,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:02,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-06 23:06:02,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:06:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:03,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-06 23:06:03,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:06:03,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 23 [2021-12-06 23:06:03,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:06:03,053 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 3 loop predicates [2021-12-06 23:06:03,053 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 65 states and 81 transitions. cyclomatic complexity: 22 Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 23:06:03,096 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 65 states and 81 transitions. cyclomatic complexity: 22. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 72 states and 88 transitions. Complement of second has 15 states. [2021-12-06 23:06:03,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-06 23:06:03,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 23:06:03,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 14 transitions. [2021-12-06 23:06:03,097 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 34 letters. Loop has 3 letters. [2021-12-06 23:06:03,097 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:06:03,097 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-12-06 23:06:03,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:03,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-06 23:06:03,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:06:03,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:03,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-06 23:06:03,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:06:03,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 23 [2021-12-06 23:06:03,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:06:03,342 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-12-06 23:06:03,342 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 65 states and 81 transitions. cyclomatic complexity: 22 Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 23:06:03,404 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 65 states and 81 transitions. cyclomatic complexity: 22. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 95 states and 114 transitions. Complement of second has 15 states. [2021-12-06 23:06:03,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-06 23:06:03,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-06 23:06:03,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 35 transitions. [2021-12-06 23:06:03,405 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 35 transitions. Stem has 34 letters. Loop has 3 letters. [2021-12-06 23:06:03,406 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:06:03,406 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 35 transitions. Stem has 37 letters. Loop has 3 letters. [2021-12-06 23:06:03,406 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:06:03,406 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 35 transitions. Stem has 34 letters. Loop has 6 letters. [2021-12-06 23:06:03,407 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:06:03,407 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 95 states and 114 transitions. [2021-12-06 23:06:03,409 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-06 23:06:03,411 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 95 states to 69 states and 87 transitions. [2021-12-06 23:06:03,412 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2021-12-06 23:06:03,412 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2021-12-06 23:06:03,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 87 transitions. [2021-12-06 23:06:03,412 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:06:03,412 INFO L681 BuchiCegarLoop]: Abstraction has 69 states and 87 transitions. [2021-12-06 23:06:03,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 87 transitions. [2021-12-06 23:06:03,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 60. [2021-12-06 23:06:03,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 40 states have (on average 1.125) internal successors, (45), 40 states have internal predecessors, (45), 12 states have call successors, (12), 6 states have call predecessors, (12), 8 states have return successors, (16), 13 states have call predecessors, (16), 11 states have call successors, (16) [2021-12-06 23:06:03,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 73 transitions. [2021-12-06 23:06:03,418 INFO L704 BuchiCegarLoop]: Abstraction has 60 states and 73 transitions. [2021-12-06 23:06:03,418 INFO L587 BuchiCegarLoop]: Abstraction has 60 states and 73 transitions. [2021-12-06 23:06:03,418 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-06 23:06:03,418 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states and 73 transitions. [2021-12-06 23:06:03,419 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-06 23:06:03,419 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:06:03,419 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:06:03,420 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:06:03,420 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-06 23:06:03,420 INFO L791 eck$LassoCheckResult]: Stem: 1725#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1726#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~short20#1, main_#t~mem21#1, main_#t~ret22#1.base, main_#t~ret22#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;havoc main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call write~int(main_#t~nondet16#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet16#1;call write~int(main_#t~nondet17#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet17#1;call main_#t~mem18#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short20#1 := main_#t~mem18#1 < 0; 1741#L76 assume !main_#t~short20#1;call main_#t~mem19#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short20#1 := main_#t~mem19#1 < 0; 1739#L76-2 assume !main_#t~short20#1;havoc main_#t~mem18#1;havoc main_#t~mem19#1;havoc main_#t~short20#1;call main_#t~mem21#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 1721#L79 call main_#t~ret22#1.base, main_#t~ret22#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem21#1);< 1735#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 1747#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 1728#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 1745#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1746#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 1732#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 1750#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1772#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 1733#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 1750#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1773#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 1731#gFINAL assume true; 1734#gEXIT >#59#return; 1754#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 1771#gFINAL assume true; 1770#gEXIT >#59#return; 1755#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 1727#gFINAL assume true; 1730#gEXIT >#53#return; 1720#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 1722#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 1766#L17 assume ~v < 0;call ULTIMATE.dealloc(~q.base, ~q.offset);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 1765#fFINAL assume true; 1763#fEXIT >#55#return; 1718#L25-2 ~tmp2~0.base, ~tmp2~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret3.base, #t~ret3.offset;havoc #t~ret4.base, #t~ret4.offset;call write~int(0, ~tmp2~0.base, ~tmp2~0.offset, 4);call #t~malloc5.base, #t~malloc5.offset := #Ultimate.allocOnHeap(4);~tmp3~0.base, ~tmp3~0.offset := #t~malloc5.base, #t~malloc5.offset;havoc #t~malloc5.base, #t~malloc5.offset;call write~int(2 + ~v, ~tmp3~0.base, ~tmp3~0.offset, 4); 1724#L32 call #t~ret6.base, #t~ret6.offset := g(~tmp3~0.base, ~tmp3~0.offset);< 1740#gENTRY [2021-12-06 23:06:03,420 INFO L793 eck$LassoCheckResult]: Loop: 1740#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 1744#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 1743#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 1740#gENTRY [2021-12-06 23:06:03,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:03,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1299014260, now seen corresponding path program 1 times [2021-12-06 23:06:03,421 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:06:03,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740940395] [2021-12-06 23:06:03,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:06:03,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:06:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:03,446 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:06:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:03,472 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:06:03,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:03,473 INFO L85 PathProgramCache]: Analyzing trace with hash 54773, now seen corresponding path program 4 times [2021-12-06 23:06:03,473 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:06:03,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289772921] [2021-12-06 23:06:03,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:06:03,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:06:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:03,477 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:06:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:03,481 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:06:03,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:03,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1278507682, now seen corresponding path program 2 times [2021-12-06 23:06:03,482 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:06:03,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703220636] [2021-12-06 23:06:03,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:06:03,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:06:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:03,509 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:06:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:03,535 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:06:12,102 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 23:06:12,102 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 23:06:12,102 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 23:06:12,102 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 23:06:12,102 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 23:06:12,102 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:12,102 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 23:06:12,102 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 23:06:12,102 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex5B.i_Iteration7_Lasso [2021-12-06 23:06:12,103 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 23:06:12,103 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 23:06:12,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,463 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,476 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,478 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 23:06:12,612 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2021-12-06 23:06:27,028 WARN L227 SmtUtils]: Spent 14.40s on a formula simplification. DAG size of input: 308 DAG size of output: 308 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2021-12-06 23:06:27,137 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 23:06:27,138 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 23:06:27,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:27,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:27,138 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:27,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-12-06 23:06:27,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:27,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:27,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 23:06:27,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:27,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:27,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:27,147 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 23:06:27,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 23:06:27,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:27,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2021-12-06 23:06:27,166 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:27,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:27,167 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:27,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-12-06 23:06:27,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:27,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:27,176 INFO L203 nArgumentSynthesizer]: 256 stem disjuncts [2021-12-06 23:06:27,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:27,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:27,346 INFO L401 nArgumentSynthesizer]: We have 516 Motzkin's Theorem applications. [2021-12-06 23:06:27,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:06:27,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:27,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2021-12-06 23:06:27,926 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:27,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:27,927 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:27,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-12-06 23:06:27,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:27,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:27,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:27,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:27,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:27,937 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:06:27,937 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:06:27,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:27,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2021-12-06 23:06:27,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:27,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:27,962 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:27,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-12-06 23:06:27,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:27,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:27,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:27,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:27,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:27,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:06:27,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:06:27,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 23:06:27,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2021-12-06 23:06:27,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:27,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:27,995 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:27,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-12-06 23:06:27,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 23:06:28,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 23:06:28,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 23:06:28,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 23:06:28,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 23:06:28,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 23:06:28,009 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 23:06:28,018 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 23:06:28,039 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2021-12-06 23:06:28,039 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2021-12-06 23:06:28,040 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 23:06:28,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:28,040 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 23:06:28,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-12-06 23:06:28,041 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 23:06:28,050 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-06 23:06:28,050 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 23:06:28,050 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_3) = 2*v_rep(select (select #memory_int g_#in~p.base) g_#in~p.offset)_3 + 1 Supporting invariants [] [2021-12-06 23:06:28,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2021-12-06 23:06:28,073 INFO L297 tatePredicateManager]: 2 out of 2 supporting invariants were superfluous and have been removed [2021-12-06 23:06:28,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-06 23:06:28,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:06:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-06 23:06:28,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:06:28,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-12-06 23:06:28,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 23 [2021-12-06 23:06:28,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 23:06:28,296 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-12-06 23:06:28,296 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 60 states and 73 transitions. cyclomatic complexity: 18 Second operand has 5 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-06 23:06:28,357 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 60 states and 73 transitions. cyclomatic complexity: 18. Second operand has 5 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Result 84 states and 106 transitions. Complement of second has 18 states. [2021-12-06 23:06:28,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2021-12-06 23:06:28,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-06 23:06:28,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 28 transitions. [2021-12-06 23:06:28,358 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 31 letters. Loop has 3 letters. [2021-12-06 23:06:28,359 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:06:28,359 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 34 letters. Loop has 3 letters. [2021-12-06 23:06:28,359 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:06:28,359 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 28 transitions. Stem has 31 letters. Loop has 6 letters. [2021-12-06 23:06:28,359 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 23:06:28,359 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 106 transitions. [2021-12-06 23:06:28,360 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-06 23:06:28,362 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 78 states and 100 transitions. [2021-12-06 23:06:28,362 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46 [2021-12-06 23:06:28,362 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2021-12-06 23:06:28,362 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 100 transitions. [2021-12-06 23:06:28,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:06:28,362 INFO L681 BuchiCegarLoop]: Abstraction has 78 states and 100 transitions. [2021-12-06 23:06:28,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states and 100 transitions. [2021-12-06 23:06:28,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2021-12-06 23:06:28,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 50 states have (on average 1.14) internal successors, (57), 52 states have internal predecessors, (57), 15 states have call successors, (15), 8 states have call predecessors, (15), 11 states have return successors, (24), 15 states have call predecessors, (24), 14 states have call successors, (24) [2021-12-06 23:06:28,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 96 transitions. [2021-12-06 23:06:28,367 INFO L704 BuchiCegarLoop]: Abstraction has 76 states and 96 transitions. [2021-12-06 23:06:28,367 INFO L587 BuchiCegarLoop]: Abstraction has 76 states and 96 transitions. [2021-12-06 23:06:28,367 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-06 23:06:28,367 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 76 states and 96 transitions. [2021-12-06 23:06:28,367 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-06 23:06:28,368 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:06:28,368 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:06:28,368 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:06:28,368 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 23:06:28,368 INFO L791 eck$LassoCheckResult]: Stem: 2020#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2021#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~short20#1, main_#t~mem21#1, main_#t~ret22#1.base, main_#t~ret22#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;havoc main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call write~int(main_#t~nondet16#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet16#1;call write~int(main_#t~nondet17#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet17#1;call main_#t~mem18#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short20#1 := main_#t~mem18#1 < 0; 2041#L76 assume !main_#t~short20#1;call main_#t~mem19#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short20#1 := main_#t~mem19#1 < 0; 2039#L76-2 assume !main_#t~short20#1;havoc main_#t~mem18#1;havoc main_#t~mem19#1;havoc main_#t~short20#1;call main_#t~mem21#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 2033#L79 call main_#t~ret22#1.base, main_#t~ret22#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem21#1);< 2034#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 2078#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 2064#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 2052#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2073#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2030#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2072#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2079#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2031#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2072#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2080#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 2029#gFINAL assume true; 2032#gEXIT >#59#return; 2057#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 2058#gFINAL assume true; 2081#gEXIT >#59#return; 2082#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 2083#gFINAL assume true; 2076#gEXIT >#53#return; 2042#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 2017#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 2043#L17 assume ~v < 0;call ULTIMATE.dealloc(~q.base, ~q.offset);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 2084#fFINAL assume true; 2075#fEXIT >#55#return; 2014#L25-2 ~tmp2~0.base, ~tmp2~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret3.base, #t~ret3.offset;havoc #t~ret4.base, #t~ret4.offset;call write~int(0, ~tmp2~0.base, ~tmp2~0.offset, 4);call #t~malloc5.base, #t~malloc5.offset := #Ultimate.allocOnHeap(4);~tmp3~0.base, ~tmp3~0.offset := #t~malloc5.base, #t~malloc5.offset;havoc #t~malloc5.base, #t~malloc5.offset;call write~int(2 + ~v, ~tmp3~0.base, ~tmp3~0.offset, 4); 2024#L32 call #t~ret6.base, #t~ret6.offset := g(~tmp3~0.base, ~tmp3~0.offset);< 2040#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2047#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 2053#gFINAL assume true; 2074#gEXIT >#57#return; 2054#L32-1 ~tmp4~0.base, ~tmp4~0.offset := #t~ret6.base, #t~ret6.offset;havoc #t~ret6.base, #t~ret6.offset;call write~int(1, ~tmp4~0.base, ~tmp4~0.offset, 4); 2036#L36-3 [2021-12-06 23:06:28,369 INFO L793 eck$LassoCheckResult]: Loop: 2036#L36-3 call #t~mem7 := read~int(~tmp2~0.base, ~tmp2~0.offset, 4); 2035#L36-1 assume !!(0 != #t~mem7);havoc #t~mem7; 2036#L36-3 [2021-12-06 23:06:28,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:28,369 INFO L85 PathProgramCache]: Analyzing trace with hash 285182745, now seen corresponding path program 1 times [2021-12-06 23:06:28,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:06:28,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613776996] [2021-12-06 23:06:28,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:06:28,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:06:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 23:06:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:06:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:06:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-06 23:06:28,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-06 23:06:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,444 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-12-06 23:06:28,444 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:06:28,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613776996] [2021-12-06 23:06:28,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613776996] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 23:06:28,444 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 23:06:28,445 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 23:06:28,445 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404011282] [2021-12-06 23:06:28,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 23:06:28,445 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 23:06:28,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:28,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1414, now seen corresponding path program 1 times [2021-12-06 23:06:28,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:06:28,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753175880] [2021-12-06 23:06:28,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:06:28,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:06:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:28,454 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:06:28,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:28,457 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:06:28,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:06:28,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 23:06:28,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 23:06:28,472 INFO L87 Difference]: Start difference. First operand 76 states and 96 transitions. cyclomatic complexity: 26 Second operand has 7 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2021-12-06 23:06:28,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:06:28,539 INFO L93 Difference]: Finished difference Result 78 states and 96 transitions. [2021-12-06 23:06:28,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 23:06:28,540 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 96 transitions. [2021-12-06 23:06:28,542 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-06 23:06:28,544 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 75 states and 93 transitions. [2021-12-06 23:06:28,544 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 47 [2021-12-06 23:06:28,544 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47 [2021-12-06 23:06:28,544 INFO L73 IsDeterministic]: Start isDeterministic. Operand 75 states and 93 transitions. [2021-12-06 23:06:28,545 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:06:28,545 INFO L681 BuchiCegarLoop]: Abstraction has 75 states and 93 transitions. [2021-12-06 23:06:28,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states and 93 transitions. [2021-12-06 23:06:28,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-12-06 23:06:28,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 49 states have (on average 1.1224489795918366) internal successors, (55), 51 states have internal predecessors, (55), 15 states have call successors, (15), 8 states have call predecessors, (15), 11 states have return successors, (23), 15 states have call predecessors, (23), 14 states have call successors, (23) [2021-12-06 23:06:28,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 93 transitions. [2021-12-06 23:06:28,551 INFO L704 BuchiCegarLoop]: Abstraction has 75 states and 93 transitions. [2021-12-06 23:06:28,551 INFO L587 BuchiCegarLoop]: Abstraction has 75 states and 93 transitions. [2021-12-06 23:06:28,551 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-06 23:06:28,551 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 75 states and 93 transitions. [2021-12-06 23:06:28,552 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-06 23:06:28,553 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:06:28,553 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:06:28,554 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:06:28,554 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 23:06:28,554 INFO L791 eck$LassoCheckResult]: Stem: 2227#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2228#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~short20#1, main_#t~mem21#1, main_#t~ret22#1.base, main_#t~ret22#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;havoc main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call write~int(main_#t~nondet16#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet16#1;call write~int(main_#t~nondet17#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet17#1;call main_#t~mem18#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short20#1 := main_#t~mem18#1 < 0; 2242#L76 assume !main_#t~short20#1;call main_#t~mem19#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short20#1 := main_#t~mem19#1 < 0; 2240#L76-2 assume !main_#t~short20#1;havoc main_#t~mem18#1;havoc main_#t~mem19#1;havoc main_#t~short20#1;call main_#t~mem21#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 2225#L79 call main_#t~ret22#1.base, main_#t~ret22#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem21#1);< 2236#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 2249#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 2262#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 2255#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2282#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2233#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2281#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2284#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2234#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2281#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2285#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 2232#gFINAL assume true; 2235#gEXIT >#59#return; 2258#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 2264#gFINAL assume true; 2286#gEXIT >#59#return; 2287#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 2289#gFINAL assume true; 2288#gEXIT >#53#return; 2260#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 2223#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 2259#L17 assume ~v < 0;call ULTIMATE.dealloc(~q.base, ~q.offset);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 2261#fFINAL assume true; 2273#fEXIT >#55#return; 2271#L25-2 ~tmp2~0.base, ~tmp2~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret3.base, #t~ret3.offset;havoc #t~ret4.base, #t~ret4.offset;call write~int(0, ~tmp2~0.base, ~tmp2~0.offset, 4);call #t~malloc5.base, #t~malloc5.offset := #Ultimate.allocOnHeap(4);~tmp3~0.base, ~tmp3~0.offset := #t~malloc5.base, #t~malloc5.offset;havoc #t~malloc5.base, #t~malloc5.offset;call write~int(2 + ~v, ~tmp3~0.base, ~tmp3~0.offset, 4); 2244#L32 call #t~ret6.base, #t~ret6.offset := g(~tmp3~0.base, ~tmp3~0.offset);< 2243#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2246#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2230#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2247#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2248#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 2229#gFINAL assume true; 2231#gEXIT >#59#return; 2257#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 2263#gFINAL assume true; 2270#gEXIT >#57#return; 2256#L32-1 ~tmp4~0.base, ~tmp4~0.offset := #t~ret6.base, #t~ret6.offset;havoc #t~ret6.base, #t~ret6.offset;call write~int(1, ~tmp4~0.base, ~tmp4~0.offset, 4); 2238#L36-3 [2021-12-06 23:06:28,554 INFO L793 eck$LassoCheckResult]: Loop: 2238#L36-3 call #t~mem7 := read~int(~tmp2~0.base, ~tmp2~0.offset, 4); 2237#L36-1 assume !!(0 != #t~mem7);havoc #t~mem7; 2238#L36-3 [2021-12-06 23:06:28,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:28,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1887283889, now seen corresponding path program 2 times [2021-12-06 23:06:28,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:06:28,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389259952] [2021-12-06 23:06:28,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:06:28,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:06:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 23:06:28,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:06:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:06:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-06 23:06:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-06 23:06:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:06:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:28,686 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 23 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-12-06 23:06:28,686 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:06:28,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389259952] [2021-12-06 23:06:28,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389259952] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 23:06:28,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933410155] [2021-12-06 23:06:28,686 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 23:06:28,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 23:06:28,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:28,687 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 23:06:28,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (132)] Waiting until timeout for monitored process [2021-12-06 23:06:28,788 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 23:06:28,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 23:06:28,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 36 conjunts are in the unsatisfiable core [2021-12-06 23:06:28,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:06:28,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-12-06 23:06:28,867 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-12-06 23:06:28,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 51 [2021-12-06 23:06:28,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-06 23:06:28,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-12-06 23:06:28,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2021-12-06 23:06:28,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2021-12-06 23:06:28,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2021-12-06 23:06:31,597 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-06 23:06:31,597 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 23:06:31,855 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-12-06 23:06:31,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933410155] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 23:06:31,855 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 23:06:31,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 14] total 29 [2021-12-06 23:06:31,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355892713] [2021-12-06 23:06:31,855 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 23:06:31,855 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 23:06:31,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:31,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1414, now seen corresponding path program 2 times [2021-12-06 23:06:31,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:06:31,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109528886] [2021-12-06 23:06:31,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:06:31,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:06:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:31,858 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:06:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:31,861 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:06:31,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:06:31,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-12-06 23:06:31,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=706, Unknown=3, NotChecked=0, Total=812 [2021-12-06 23:06:31,874 INFO L87 Difference]: Start difference. First operand 75 states and 93 transitions. cyclomatic complexity: 24 Second operand has 29 states, 21 states have (on average 2.142857142857143) internal successors, (45), 23 states have internal predecessors, (45), 11 states have call successors, (17), 7 states have call predecessors, (17), 5 states have return successors, (11), 6 states have call predecessors, (11), 9 states have call successors, (11) [2021-12-06 23:06:33,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:06:33,489 INFO L93 Difference]: Finished difference Result 78 states and 97 transitions. [2021-12-06 23:06:33,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-12-06 23:06:33,490 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 97 transitions. [2021-12-06 23:06:33,491 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-06 23:06:33,492 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 78 states and 97 transitions. [2021-12-06 23:06:33,492 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 50 [2021-12-06 23:06:33,493 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 50 [2021-12-06 23:06:33,493 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 97 transitions. [2021-12-06 23:06:33,493 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:06:33,493 INFO L681 BuchiCegarLoop]: Abstraction has 78 states and 97 transitions. [2021-12-06 23:06:33,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states and 97 transitions. [2021-12-06 23:06:33,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2021-12-06 23:06:33,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 51 states have (on average 1.1176470588235294) internal successors, (57), 53 states have internal predecessors, (57), 15 states have call successors, (15), 8 states have call predecessors, (15), 12 states have return successors, (25), 16 states have call predecessors, (25), 14 states have call successors, (25) [2021-12-06 23:06:33,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 97 transitions. [2021-12-06 23:06:33,497 INFO L704 BuchiCegarLoop]: Abstraction has 78 states and 97 transitions. [2021-12-06 23:06:33,497 INFO L587 BuchiCegarLoop]: Abstraction has 78 states and 97 transitions. [2021-12-06 23:06:33,497 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-06 23:06:33,497 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 78 states and 97 transitions. [2021-12-06 23:06:33,498 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-06 23:06:33,498 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:06:33,498 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:06:33,498 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [6, 6, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:06:33,499 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 23:06:33,499 INFO L791 eck$LassoCheckResult]: Stem: 2735#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2736#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~short20#1, main_#t~mem21#1, main_#t~ret22#1.base, main_#t~ret22#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;havoc main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call write~int(main_#t~nondet16#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet16#1;call write~int(main_#t~nondet17#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet17#1;call main_#t~mem18#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short20#1 := main_#t~mem18#1 < 0; 2750#L76 assume !main_#t~short20#1;call main_#t~mem19#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short20#1 := main_#t~mem19#1 < 0; 2748#L76-2 assume !main_#t~short20#1;havoc main_#t~mem18#1;havoc main_#t~mem19#1;havoc main_#t~short20#1;call main_#t~mem21#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 2733#L79 call main_#t~ret22#1.base, main_#t~ret22#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem21#1);< 2744#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 2757#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 2771#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 2764#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2792#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2741#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2791#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2794#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2742#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2791#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2762#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 2740#gFINAL assume true; 2743#gEXIT >#59#return; 2767#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 2773#gFINAL assume true; 2795#gEXIT >#59#return; 2796#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 2798#gFINAL assume true; 2797#gEXIT >#53#return; 2769#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 2731#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 2768#L17 assume ~v < 0;call ULTIMATE.dealloc(~q.base, ~q.offset);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 2770#fFINAL assume true; 2783#fEXIT >#55#return; 2781#L25-2 ~tmp2~0.base, ~tmp2~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret3.base, #t~ret3.offset;havoc #t~ret4.base, #t~ret4.offset;call write~int(0, ~tmp2~0.base, ~tmp2~0.offset, 4);call #t~malloc5.base, #t~malloc5.offset := #Ultimate.allocOnHeap(4);~tmp3~0.base, ~tmp3~0.offset := #t~malloc5.base, #t~malloc5.offset;havoc #t~malloc5.base, #t~malloc5.offset;call write~int(2 + ~v, ~tmp3~0.base, ~tmp3~0.offset, 4); 2753#L32 call #t~ret6.base, #t~ret6.offset := g(~tmp3~0.base, ~tmp3~0.offset);< 2751#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2754#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2738#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2755#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2754#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 2738#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 2755#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 2756#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 2737#gFINAL assume true; 2739#gEXIT >#59#return; 2766#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 2772#gFINAL assume true; 2800#gEXIT >#59#return; 2780#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 2799#gFINAL assume true; 2779#gEXIT >#57#return; 2765#L32-1 ~tmp4~0.base, ~tmp4~0.offset := #t~ret6.base, #t~ret6.offset;havoc #t~ret6.base, #t~ret6.offset;call write~int(1, ~tmp4~0.base, ~tmp4~0.offset, 4); 2746#L36-3 [2021-12-06 23:06:33,499 INFO L793 eck$LassoCheckResult]: Loop: 2746#L36-3 call #t~mem7 := read~int(~tmp2~0.base, ~tmp2~0.offset, 4); 2745#L36-1 assume !!(0 != #t~mem7);havoc #t~mem7; 2746#L36-3 [2021-12-06 23:06:33,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:33,499 INFO L85 PathProgramCache]: Analyzing trace with hash 2114677145, now seen corresponding path program 3 times [2021-12-06 23:06:33,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:06:33,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597025916] [2021-12-06 23:06:33,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:06:33,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:06:33,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:33,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 23:06:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:33,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:06:33,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:33,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:06:33,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:33,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-06 23:06:33,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:33,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-06 23:06:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:33,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:06:33,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:33,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:06:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:33,646 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 36 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-12-06 23:06:33,646 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 23:06:33,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597025916] [2021-12-06 23:06:33,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597025916] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 23:06:33,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2112516171] [2021-12-06 23:06:33,646 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 23:06:33,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 23:06:33,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 23:06:33,647 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 23:06:33,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecf7fdc-0312-4fd7-a4fe-36b8bb4e5224/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (133)] Waiting until timeout for monitored process [2021-12-06 23:06:33,761 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-12-06 23:06:33,761 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 23:06:33,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 49 conjunts are in the unsatisfiable core [2021-12-06 23:06:33,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 23:06:33,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-12-06 23:06:33,832 INFO L354 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2021-12-06 23:06:33,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 51 [2021-12-06 23:06:33,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-06 23:06:33,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-12-06 23:06:33,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-06 23:06:33,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20 [2021-12-06 23:06:33,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-12-06 23:06:38,815 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 44 proven. 11 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-06 23:06:38,816 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 23:06:39,165 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 44 proven. 16 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-12-06 23:06:39,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2112516171] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 23:06:39,165 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 23:06:39,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 14, 18] total 29 [2021-12-06 23:06:39,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118510037] [2021-12-06 23:06:39,165 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 23:06:39,165 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-06 23:06:39,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:39,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1414, now seen corresponding path program 3 times [2021-12-06 23:06:39,166 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:06:39,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467486947] [2021-12-06 23:06:39,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:06:39,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:06:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:39,168 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:06:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:39,171 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:06:39,184 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 23:06:39,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-12-06 23:06:39,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=677, Unknown=4, NotChecked=0, Total=812 [2021-12-06 23:06:39,185 INFO L87 Difference]: Start difference. First operand 78 states and 97 transitions. cyclomatic complexity: 25 Second operand has 29 states, 22 states have (on average 2.090909090909091) internal successors, (46), 23 states have internal predecessors, (46), 9 states have call successors, (15), 7 states have call predecessors, (15), 7 states have return successors, (11), 7 states have call predecessors, (11), 8 states have call successors, (11) [2021-12-06 23:06:41,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 23:06:41,194 INFO L93 Difference]: Finished difference Result 84 states and 105 transitions. [2021-12-06 23:06:41,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-06 23:06:41,195 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 105 transitions. [2021-12-06 23:06:41,196 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-06 23:06:41,197 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 84 states and 105 transitions. [2021-12-06 23:06:41,197 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 53 [2021-12-06 23:06:41,197 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2021-12-06 23:06:41,197 INFO L73 IsDeterministic]: Start isDeterministic. Operand 84 states and 105 transitions. [2021-12-06 23:06:41,197 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 23:06:41,197 INFO L681 BuchiCegarLoop]: Abstraction has 84 states and 105 transitions. [2021-12-06 23:06:41,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states and 105 transitions. [2021-12-06 23:06:41,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 81. [2021-12-06 23:06:41,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 53 states have (on average 1.1132075471698113) internal successors, (59), 55 states have internal predecessors, (59), 15 states have call successors, (15), 8 states have call predecessors, (15), 13 states have return successors, (27), 17 states have call predecessors, (27), 14 states have call successors, (27) [2021-12-06 23:06:41,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 101 transitions. [2021-12-06 23:06:41,201 INFO L704 BuchiCegarLoop]: Abstraction has 81 states and 101 transitions. [2021-12-06 23:06:41,201 INFO L587 BuchiCegarLoop]: Abstraction has 81 states and 101 transitions. [2021-12-06 23:06:41,201 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-12-06 23:06:41,201 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 81 states and 101 transitions. [2021-12-06 23:06:41,202 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-12-06 23:06:41,202 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 23:06:41,202 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 23:06:41,203 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [7, 7, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 23:06:41,203 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 23:06:41,203 INFO L791 eck$LassoCheckResult]: Stem: 3291#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3292#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~short20#1, main_#t~mem21#1, main_#t~ret22#1.base, main_#t~ret22#1.offset, main_~p1~0#1.base, main_~p1~0#1.offset, main_~p2~0#1.base, main_~p2~0#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnHeap(4);main_~p1~0#1.base, main_~p1~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnHeap(4);main_~p2~0#1.base, main_~p2~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;havoc main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call write~int(main_#t~nondet16#1, main_~p1~0#1.base, main_~p1~0#1.offset, 4);havoc main_#t~nondet16#1;call write~int(main_#t~nondet17#1, main_~p2~0#1.base, main_~p2~0#1.offset, 4);havoc main_#t~nondet17#1;call main_#t~mem18#1 := read~int(main_~p1~0#1.base, main_~p1~0#1.offset, 4);main_#t~short20#1 := main_#t~mem18#1 < 0; 3307#L76 assume !main_#t~short20#1;call main_#t~mem19#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4);main_#t~short20#1 := main_#t~mem19#1 < 0; 3305#L76-2 assume !main_#t~short20#1;havoc main_#t~mem18#1;havoc main_#t~mem19#1;havoc main_#t~short20#1;call main_#t~mem21#1 := read~int(main_~p2~0#1.base, main_~p2~0#1.offset, 4); 3289#L79 call main_#t~ret22#1.base, main_#t~ret22#1.offset := f(main_~p1~0#1.base, main_~p1~0#1.offset, main_#t~mem21#1);< 3301#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 3315#L17 assume !(~v < 0);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(4);~tmp~0.base, ~tmp~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int(1 + ~v, ~tmp~0.base, ~tmp~0.offset, 4); 3331#L25 call #t~ret3.base, #t~ret3.offset := g(~tmp~0.base, ~tmp~0.offset);< 3322#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 3349#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 3298#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 3312#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 3313#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 3299#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 3312#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 3314#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 3355#gFINAL assume true; 3326#gEXIT >#59#return; 3327#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 3356#gFINAL assume true; 3354#gEXIT >#59#return; 3353#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 3352#gFINAL assume true; 3351#gEXIT >#53#return; 3329#L25-1 call #t~ret4.base, #t~ret4.offset := f(#t~ret3.base, #t~ret3.offset, ~v - 1);< 3287#fENTRY ~q.base, ~q.offset := #in~q.base, #in~q.offset;~v := #in~v; 3328#L17 assume ~v < 0;call ULTIMATE.dealloc(~q.base, ~q.offset);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 3330#fFINAL assume true; 3343#fEXIT >#55#return; 3341#L25-2 ~tmp2~0.base, ~tmp2~0.offset := #t~ret4.base, #t~ret4.offset;havoc #t~ret3.base, #t~ret3.offset;havoc #t~ret4.base, #t~ret4.offset;call write~int(0, ~tmp2~0.base, ~tmp2~0.offset, 4);call #t~malloc5.base, #t~malloc5.offset := #Ultimate.allocOnHeap(4);~tmp3~0.base, ~tmp3~0.offset := #t~malloc5.base, #t~malloc5.offset;havoc #t~malloc5.base, #t~malloc5.offset;call write~int(2 + ~v, ~tmp3~0.base, ~tmp3~0.offset, 4); 3310#L32 call #t~ret6.base, #t~ret6.offset := g(~tmp3~0.base, ~tmp3~0.offset);< 3308#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 3311#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 3319#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 3350#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 3311#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 3319#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 3350#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 3311#L47 assume !(#t~mem8 < 0);havoc #t~mem8;call #t~mem10 := read~int(~p.base, ~p.offset, 4);#t~post11 := #t~mem10;call write~int(#t~post11 - 1, ~p.base, ~p.offset, 4);havoc #t~mem10;havoc #t~post11; 3319#L55 call #t~ret12.base, #t~ret12.offset := g(~p.base, ~p.offset);< 3350#gENTRY ~p.base, ~p.offset := #in~p.base, #in~p.offset;call #t~mem8 := read~int(~p.base, ~p.offset, 4); 3318#L47 assume #t~mem8 < 0;havoc #t~mem8;call ULTIMATE.dealloc(~p.base, ~p.offset);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc9.base, #t~malloc9.offset;havoc #t~malloc9.base, #t~malloc9.offset; 3320#gFINAL assume true; 3360#gEXIT >#59#return; 3332#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 3333#gFINAL assume true; 3324#gEXIT >#59#return; 3325#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 3359#gFINAL assume true; 3358#gEXIT >#59#return; 3340#L55-1 ~np~0.base, ~np~0.offset := #t~ret12.base, #t~ret12.offset;havoc #t~ret12.base, #t~ret12.offset;call ULTIMATE.dealloc(~np~0.base, ~np~0.offset);call #t~malloc13.base, #t~malloc13.offset := #Ultimate.allocOnHeap(4);#res.base, #res.offset := #t~malloc13.base, #t~malloc13.offset;havoc #t~malloc13.base, #t~malloc13.offset; 3357#gFINAL assume true; 3339#gEXIT >#57#return; 3323#L32-1 ~tmp4~0.base, ~tmp4~0.offset := #t~ret6.base, #t~ret6.offset;havoc #t~ret6.base, #t~ret6.offset;call write~int(1, ~tmp4~0.base, ~tmp4~0.offset, 4); 3303#L36-3 [2021-12-06 23:06:41,203 INFO L793 eck$LassoCheckResult]: Loop: 3303#L36-3 call #t~mem7 := read~int(~tmp2~0.base, ~tmp2~0.offset, 4); 3302#L36-1 assume !!(0 != #t~mem7);havoc #t~mem7; 3303#L36-3 [2021-12-06 23:06:41,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:41,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1644390193, now seen corresponding path program 4 times [2021-12-06 23:06:41,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:06:41,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775630487] [2021-12-06 23:06:41,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:06:41,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:06:41,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:41,232 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:06:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:41,256 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:06:41,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:41,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1414, now seen corresponding path program 4 times [2021-12-06 23:06:41,257 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:06:41,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074024240] [2021-12-06 23:06:41,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:06:41,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:06:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:41,259 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 23:06:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 23:06:41,262 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 23:06:41,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 23:06:41,262 INFO L85 PathProgramCache]: Analyzing trace with hash -288989002, now seen corresponding path program 1 times [2021-12-06 23:06:41,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 23:06:41,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792639681] [2021-12-06 23:06:41,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 23:06:41,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 23:06:41,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:41,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 23:06:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:41,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:06:41,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:41,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:06:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:41,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-06 23:06:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:41,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-06 23:06:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 23:06:41,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 23:06:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat