./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be --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 06f40a13df99e579951828d6c7e14fc7d67c88c1669d27667553986c3f45aa3e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:58:41,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:58:41,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:58:41,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:58:41,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:58:41,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:58:41,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:58:41,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:58:41,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:58:41,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:58:41,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:58:41,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:58:41,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:58:41,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:58:41,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:58:41,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:58:41,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:58:41,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:58:41,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:58:41,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:58:41,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:58:41,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:58:41,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:58:41,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:58:41,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:58:41,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:58:41,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:58:41,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:58:41,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:58:41,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:58:41,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:58:41,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:58:41,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:58:41,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:58:41,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:58:41,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:58:41,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:58:41,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:58:41,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:58:41,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:58:41,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:58:41,228 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-21 19:58:41,254 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:58:41,254 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:58:41,254 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:58:41,255 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:58:41,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:58:41,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:58:41,256 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:58:41,256 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 19:58:41,257 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 19:58:41,257 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 19:58:41,257 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 19:58:41,257 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 19:58:41,257 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 19:58:41,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:58:41,258 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:58:41,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:58:41,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:58:41,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 19:58:41,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 19:58:41,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 19:58:41,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:58:41,259 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 19:58:41,259 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:58:41,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 19:58:41,259 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:58:41,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:58:41,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:58:41,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:58:41,260 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:58:41,261 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 19:58:41,261 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_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06f40a13df99e579951828d6c7e14fc7d67c88c1669d27667553986c3f45aa3e [2021-10-21 19:58:41,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:58:41,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:58:41,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:58:41,568 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:58:41,571 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:58:41,572 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i [2021-10-21 19:58:41,659 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/data/e42802804/f838e7af7cb548548919f235117686f9/FLAG7712fa42b [2021-10-21 19:58:42,191 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:58:42,192 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/sv-benchmarks/c/termination-memory-alloca/array02-alloca-1.i [2021-10-21 19:58:42,208 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/data/e42802804/f838e7af7cb548548919f235117686f9/FLAG7712fa42b [2021-10-21 19:58:42,620 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/data/e42802804/f838e7af7cb548548919f235117686f9 [2021-10-21 19:58:42,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:58:42,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:58:42,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:58:42,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:58:42,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:58:42,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:58:42" (1/1) ... [2021-10-21 19:58:42,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb7dfd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:42, skipping insertion in model container [2021-10-21 19:58:42,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:58:42" (1/1) ... [2021-10-21 19:58:42,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:58:42,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:58:42,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:58:42,955 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:58:43,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:58:43,060 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:58:43,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:43 WrapperNode [2021-10-21 19:58:43,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:58:43,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:58:43,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:58:43,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:58:43,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:43" (1/1) ... [2021-10-21 19:58:43,079 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:43" (1/1) ... [2021-10-21 19:58:43,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:58:43,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:58:43,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:58:43,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:58:43,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:43" (1/1) ... [2021-10-21 19:58:43,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:43" (1/1) ... [2021-10-21 19:58:43,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:43" (1/1) ... [2021-10-21 19:58:43,113 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:43" (1/1) ... [2021-10-21 19:58:43,120 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:43" (1/1) ... [2021-10-21 19:58:43,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:43" (1/1) ... [2021-10-21 19:58:43,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:43" (1/1) ... [2021-10-21 19:58:43,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:58:43,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:58:43,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:58:43,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:58:43,146 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:43" (1/1) ... [2021-10-21 19:58:43,155 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:43,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:43,181 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:43,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 19:58:43,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-21 19:58:43,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-21 19:58:43,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:58:43,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 19:58:43,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:58:43,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:58:43,536 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:58:43,537 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-21 19:58:43,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:58:43 BoogieIcfgContainer [2021-10-21 19:58:43,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:58:43,541 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 19:58:43,541 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 19:58:43,551 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 19:58:43,551 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:58:43,552 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 07:58:42" (1/3) ... [2021-10-21 19:58:43,553 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@609091ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:58:43, skipping insertion in model container [2021-10-21 19:58:43,553 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:58:43,553 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:58:43" (2/3) ... [2021-10-21 19:58:43,553 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@609091ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:58:43, skipping insertion in model container [2021-10-21 19:58:43,553 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:58:43,553 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:58:43" (3/3) ... [2021-10-21 19:58:43,555 INFO L389 chiAutomizerObserver]: Analyzing ICFG array02-alloca-1.i [2021-10-21 19:58:43,619 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 19:58:43,619 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 19:58:43,619 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 19:58:43,619 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 19:58:43,619 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 19:58:43,619 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 19:58:43,619 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 19:58:43,620 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 19:58:43,635 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:43,667 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-21 19:58:43,667 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:58:43,667 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:58:43,674 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 19:58:43,674 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-21 19:58:43,674 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 19:58:43,674 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:43,679 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-21 19:58:43,679 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:58:43,679 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:58:43,680 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 19:58:43,680 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-21 19:58:43,687 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 4#L565true assume !(main_~array_size~0 < 1); 13#L565-2true call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 6#L552-3true [2021-10-21 19:58:43,689 INFO L793 eck$LassoCheckResult]: Loop: 6#L552-3true assume !!(test_fun_~i~0 < test_fun_~N); 8#L553-3true assume !true; 9#L557-2true assume !true; 12#L552-2true test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 6#L552-3true [2021-10-21 19:58:43,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:43,696 INFO L82 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2021-10-21 19:58:43,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:43,706 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035840724] [2021-10-21 19:58:43,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:43,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:43,835 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:43,882 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:43,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:43,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1459151, now seen corresponding path program 1 times [2021-10-21 19:58:43,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:43,886 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628356344] [2021-10-21 19:58:43,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:43,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:43,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:43,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:58:43,952 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:58:43,952 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628356344] [2021-10-21 19:58:43,953 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628356344] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:58:43,953 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:58:43,953 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:58:43,954 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758150185] [2021-10-21 19:58:43,973 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-21 19:58:43,974 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:58:43,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 19:58:43,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:58:43,992 INFO L87 Difference]: Start difference. First operand has 14 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 13 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:43,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:58:43,998 INFO L93 Difference]: Finished difference Result 14 states and 17 transitions. [2021-10-21 19:58:43,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:58:44,000 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 17 transitions. [2021-10-21 19:58:44,003 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-21 19:58:44,007 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 10 states and 13 transitions. [2021-10-21 19:58:44,009 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2021-10-21 19:58:44,009 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2021-10-21 19:58:44,009 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2021-10-21 19:58:44,010 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:58:44,010 INFO L681 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-21 19:58:44,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2021-10-21 19:58:44,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-10-21 19:58:44,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:44,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2021-10-21 19:58:44,039 INFO L704 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-21 19:58:44,039 INFO L587 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-21 19:58:44,039 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 19:58:44,039 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2021-10-21 19:58:44,041 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-21 19:58:44,041 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:58:44,041 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:58:44,041 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 19:58:44,042 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-21 19:58:44,042 INFO L791 eck$LassoCheckResult]: Stem: 40#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 41#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 38#L565 assume !(main_~array_size~0 < 1); 39#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 37#L552-3 [2021-10-21 19:58:44,042 INFO L793 eck$LassoCheckResult]: Loop: 37#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 42#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 43#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 44#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 45#L557 assume !(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7; 36#L552-2 test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 37#L552-3 [2021-10-21 19:58:44,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:44,043 INFO L82 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 2 times [2021-10-21 19:58:44,043 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:44,043 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794143807] [2021-10-21 19:58:44,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:44,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:44,073 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:44,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:44,087 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:44,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:44,087 INFO L82 PathProgramCache]: Analyzing trace with hash 1395295349, now seen corresponding path program 1 times [2021-10-21 19:58:44,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:44,088 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134021112] [2021-10-21 19:58:44,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:44,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:44,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:44,100 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:44,111 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:44,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:44,112 INFO L82 PathProgramCache]: Analyzing trace with hash -1896732327, now seen corresponding path program 1 times [2021-10-21 19:58:44,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:44,113 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50888898] [2021-10-21 19:58:44,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:44,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:44,175 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:44,220 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:44,757 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:58:44,759 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:58:44,767 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:58:44,768 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:58:44,768 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:58:44,768 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:44,768 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:58:44,769 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:58:44,769 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration2_Lasso [2021-10-21 19:58:44,769 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:58:44,769 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:58:44,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,826 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,829 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,832 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:44,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:45,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:45,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:45,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:45,328 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:58:45,333 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:58:45,334 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:45,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:45,336 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:45,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 19:58:45,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:45,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:45,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:45,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:45,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:45,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:45,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:45,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:45,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:45,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:45,424 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:45,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:45,425 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:45,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 19:58:45,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:45,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:45,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:45,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:45,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:45,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:45,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:45,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:45,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:45,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:45,507 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:45,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:45,512 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:45,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 19:58:45,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:45,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:45,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:45,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:45,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:45,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:45,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:45,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:45,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:45,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-21 19:58:45,577 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:45,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:45,578 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:45,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 19:58:45,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:45,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:45,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:45,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:45,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:45,595 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:45,595 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:45,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:45,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:45,646 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:45,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:45,647 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:45,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 19:58:45,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:45,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:45,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:45,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:45,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:45,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:45,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:45,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:45,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:45,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-21 19:58:45,696 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:45,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:45,697 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:45,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 19:58:45,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:45,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:45,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:45,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:45,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:45,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:45,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:45,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:45,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:45,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:45,733 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:45,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:45,734 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:45,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 19:58:45,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:45,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:45,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:45,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:45,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:45,747 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:45,747 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:45,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:45,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:45,821 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:45,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:45,823 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:45,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:45,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:45,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:45,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:45,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:45,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:45,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:45,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 19:58:45,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:45,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:45,901 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:45,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:45,902 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:45,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:45,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:45,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:45,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:45,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:45,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 19:58:45,930 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:45,930 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:45,964 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:58:45,981 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-21 19:58:45,981 INFO L444 ModelExtractionUtils]: 30 out of 34 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-21 19:58:45,983 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:45,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:46,010 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:46,013 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:58:46,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 19:58:46,025 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 19:58:46,025 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:58:46,025 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_fun_~N, ULTIMATE.start_test_fun_~i~0) = 1*ULTIMATE.start_test_fun_~N - 1*ULTIMATE.start_test_fun_~i~0 Supporting invariants [] [2021-10-21 19:58:46,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:46,073 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2021-10-21 19:58:46,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:46,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:58:46,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:46,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:46,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 19:58:46,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:46,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:58:46,232 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 19:58:46,232 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:46,275 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 17 states and 23 transitions. Complement of second has 4 states. [2021-10-21 19:58:46,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-21 19:58:46,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:46,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2021-10-21 19:58:46,279 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 4 letters. Loop has 6 letters. [2021-10-21 19:58:46,280 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:46,280 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 10 letters. Loop has 6 letters. [2021-10-21 19:58:46,280 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:46,281 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 4 letters. Loop has 12 letters. [2021-10-21 19:58:46,281 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:46,281 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 23 transitions. [2021-10-21 19:58:46,283 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-21 19:58:46,285 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 16 states and 22 transitions. [2021-10-21 19:58:46,286 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2021-10-21 19:58:46,286 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2021-10-21 19:58:46,286 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 22 transitions. [2021-10-21 19:58:46,286 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:58:46,286 INFO L681 BuchiCegarLoop]: Abstraction has 16 states and 22 transitions. [2021-10-21 19:58:46,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 22 transitions. [2021-10-21 19:58:46,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2021-10-21 19:58:46,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.4) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:46,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 21 transitions. [2021-10-21 19:58:46,289 INFO L704 BuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2021-10-21 19:58:46,289 INFO L587 BuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2021-10-21 19:58:46,289 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-21 19:58:46,289 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 21 transitions. [2021-10-21 19:58:46,291 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-21 19:58:46,291 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:58:46,291 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:58:46,293 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-21 19:58:46,293 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 19:58:46,293 INFO L791 eck$LassoCheckResult]: Stem: 129#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 130#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 127#L565 assume !(main_~array_size~0 < 1); 128#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 131#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 132#L553-3 [2021-10-21 19:58:46,294 INFO L793 eck$LassoCheckResult]: Loop: 132#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 134#L553-1 assume !!(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3;call test_fun_#t~mem4 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post5 := test_fun_#t~mem4;call write~int(1 + test_fun_#t~post5, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~mem4;havoc test_fun_#t~post5;test_fun_#t~post6 := test_fun_~neg~0;test_fun_~neg~0 := 1 + test_fun_#t~post6;havoc test_fun_#t~post6; 132#L553-3 [2021-10-21 19:58:46,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:46,295 INFO L82 PathProgramCache]: Analyzing trace with hash 28695756, now seen corresponding path program 1 times [2021-10-21 19:58:46,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:46,296 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956852014] [2021-10-21 19:58:46,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:46,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:46,331 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:46,350 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:46,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:46,353 INFO L82 PathProgramCache]: Analyzing trace with hash 1670, now seen corresponding path program 1 times [2021-10-21 19:58:46,353 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:46,353 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858418703] [2021-10-21 19:58:46,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:46,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:46,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:46,359 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:46,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:46,374 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:46,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:46,375 INFO L82 PathProgramCache]: Analyzing trace with hash 1806818449, now seen corresponding path program 1 times [2021-10-21 19:58:46,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:46,375 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365287618] [2021-10-21 19:58:46,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:46,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:46,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:46,393 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:46,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:46,428 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:46,723 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:58:46,723 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:58:46,723 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:58:46,723 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:58:46,723 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:58:46,723 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:46,724 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:58:46,724 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:58:46,724 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration3_Lasso [2021-10-21 19:58:46,724 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:58:46,724 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:58:46,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,747 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,871 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:46,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:47,163 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:58:47,163 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:58:47,164 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:47,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:47,165 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:47,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 19:58:47,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:47,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:47,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:47,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:47,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:47,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:47,213 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:47,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:47,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:47,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:47,260 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:47,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:47,261 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:47,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 19:58:47,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:47,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:47,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:47,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:47,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:47,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:47,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:47,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:47,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:47,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-10-21 19:58:47,332 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:47,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:47,334 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:47,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:47,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:47,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:47,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:47,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:47,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:47,351 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:47,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:47,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 19:58:47,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:47,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:47,404 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:47,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:47,408 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:47,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:47,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:47,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:47,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:47,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:47,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:47,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:47,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:47,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 19:58:47,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:47,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:47,473 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:47,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:47,474 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:47,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:47,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:47,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:47,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:47,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:47,491 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:47,491 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:47,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 19:58:47,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:47,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:47,539 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:47,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:47,540 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:47,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:47,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 19:58:47,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:47,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:47,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:47,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:47,564 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:47,564 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:47,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:47,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:47,624 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:47,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:47,625 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:47,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 19:58:47,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:47,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:47,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:47,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:47,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:47,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:47,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:47,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:47,639 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:58:47,648 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-21 19:58:47,648 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-21 19:58:47,648 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:47,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:47,649 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:47,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 19:58:47,650 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:58:47,651 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-21 19:58:47,651 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:58:47,651 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_1) = -1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_1 Supporting invariants [] [2021-10-21 19:58:47,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:47,701 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2021-10-21 19:58:47,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:47,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:47,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:58:47,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:47,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-10-21 19:58:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:47,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:58:47,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:47,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:58:47,806 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 19:58:47,807 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:47,840 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 42 transitions. Complement of second has 7 states. [2021-10-21 19:58:47,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 19:58:47,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:47,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2021-10-21 19:58:47,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 5 letters. Loop has 2 letters. [2021-10-21 19:58:47,842 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:47,842 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 7 letters. Loop has 2 letters. [2021-10-21 19:58:47,842 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:47,842 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 5 letters. Loop has 4 letters. [2021-10-21 19:58:47,842 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:47,842 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 42 transitions. [2021-10-21 19:58:47,847 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-21 19:58:47,848 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 27 states and 37 transitions. [2021-10-21 19:58:47,848 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2021-10-21 19:58:47,848 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-10-21 19:58:47,848 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 37 transitions. [2021-10-21 19:58:47,849 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:58:47,849 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 37 transitions. [2021-10-21 19:58:47,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 37 transitions. [2021-10-21 19:58:47,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 22. [2021-10-21 19:58:47,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.4090909090909092) internal successors, (31), 21 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:47,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 31 transitions. [2021-10-21 19:58:47,857 INFO L704 BuchiCegarLoop]: Abstraction has 22 states and 31 transitions. [2021-10-21 19:58:47,857 INFO L587 BuchiCegarLoop]: Abstraction has 22 states and 31 transitions. [2021-10-21 19:58:47,857 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-21 19:58:47,857 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 31 transitions. [2021-10-21 19:58:47,860 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-21 19:58:47,860 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:58:47,860 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:58:47,861 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:58:47,861 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 19:58:47,861 INFO L791 eck$LassoCheckResult]: Stem: 238#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 239#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 231#L565 assume !(main_~array_size~0 < 1); 232#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 233#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 234#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 243#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 244#L557-2 [2021-10-21 19:58:47,862 INFO L793 eck$LassoCheckResult]: Loop: 244#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 245#L557 assume !!(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7;call test_fun_#t~mem8 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post9 := test_fun_#t~mem8;call write~int(test_fun_#t~post9 - 1, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~mem8;havoc test_fun_#t~post9;test_fun_#t~post10 := test_fun_~pos~0;test_fun_~pos~0 := 1 + test_fun_#t~post10;havoc test_fun_#t~post10; 244#L557-2 [2021-10-21 19:58:47,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:47,862 INFO L82 PathProgramCache]: Analyzing trace with hash 1806818447, now seen corresponding path program 1 times [2021-10-21 19:58:47,862 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:47,863 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818218464] [2021-10-21 19:58:47,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:47,863 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:47,895 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:47,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:47,910 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:47,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:47,915 INFO L82 PathProgramCache]: Analyzing trace with hash 2054, now seen corresponding path program 1 times [2021-10-21 19:58:47,915 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:47,915 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347463708] [2021-10-21 19:58:47,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:47,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:47,922 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:47,933 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:47,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:47,934 INFO L82 PathProgramCache]: Analyzing trace with hash 1185741076, now seen corresponding path program 1 times [2021-10-21 19:58:47,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:47,934 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251165157] [2021-10-21 19:58:47,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:47,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:47,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:47,945 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:47,957 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:48,346 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:58:48,346 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:58:48,346 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:58:48,346 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:58:48,346 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:58:48,346 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:48,346 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:58:48,346 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:58:48,346 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration4_Lasso [2021-10-21 19:58:48,346 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:58:48,346 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:58:48,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:48,751 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:58:48,751 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:58:48,752 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:48,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:48,756 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:48,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:48,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 19:58:48,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:48,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:48,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:48,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:48,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:48,782 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:48,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:48,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:48,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:48,827 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:48,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:48,829 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:48,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:48,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:48,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:48,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:48,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:48,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:48,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:48,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 19:58:48,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:48,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:48,879 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:48,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:48,880 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:48,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 19:58:48,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:48,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:48,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:48,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:48,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:48,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:48,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:48,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:48,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:48,952 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:48,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:48,956 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:48,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:48,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:48,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:48,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:48,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:48,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:48,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:48,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:48,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 19:58:48,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:49,019 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,020 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:49,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:49,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:49,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-21 19:58:49,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:49,078 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,079 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-21 19:58:49,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:49,095 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:49,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:49,145 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,148 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:49,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,163 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:49,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:49,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-21 19:58:49,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:49,207 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,212 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:49,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,225 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:49,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:49,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-21 19:58:49,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-10-21 19:58:49,256 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,257 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-21 19:58:49,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,268 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:49,268 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:49,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-10-21 19:58:49,319 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,320 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-21 19:58:49,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:49,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,330 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:49,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:49,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:49,353 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,354 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-21 19:58:49,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:49,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,371 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:49,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:49,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:49,392 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,392 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-21 19:58:49,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,403 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:49,403 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:49,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:49,458 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,459 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-21 19:58:49,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,474 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:49,474 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:49,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:49,531 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,532 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:49,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,544 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:49,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:49,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-21 19:58:49,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:49,573 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,574 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-21 19:58:49,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:49,596 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:49,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:49,656 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,657 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,672 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:49,672 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:49,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-21 19:58:49,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:49,719 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,721 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-21 19:58:49,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,732 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:49,733 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:49,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-10-21 19:58:49,774 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,774 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-21 19:58:49,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:49,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:49,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:49,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:49,848 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,849 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:49,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:49,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:49,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:49,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:49,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:49,865 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:49,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-21 19:58:49,879 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:58:49,927 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-21 19:58:49,927 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2021-10-21 19:58:49,927 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:49,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:49,940 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:49,944 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:58:49,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-21 19:58:49,969 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 19:58:49,969 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:58:49,969 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_2 Supporting invariants [] [2021-10-21 19:58:50,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:50,010 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2021-10-21 19:58:50,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:50,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:50,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:58:50,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:50,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:58:50,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:50,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:58:50,074 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 19:58:50,074 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 31 transitions. cyclomatic complexity: 14 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:50,092 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 31 transitions. cyclomatic complexity: 14. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 42 transitions. Complement of second has 7 states. [2021-10-21 19:58:50,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 19:58:50,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:50,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2021-10-21 19:58:50,095 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2021-10-21 19:58:50,095 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:50,095 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-21 19:58:50,095 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:50,096 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 4 letters. [2021-10-21 19:58:50,096 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:50,096 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 42 transitions. [2021-10-21 19:58:50,097 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-21 19:58:50,097 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 22 states and 29 transitions. [2021-10-21 19:58:50,097 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2021-10-21 19:58:50,097 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2021-10-21 19:58:50,098 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 29 transitions. [2021-10-21 19:58:50,098 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:58:50,098 INFO L681 BuchiCegarLoop]: Abstraction has 22 states and 29 transitions. [2021-10-21 19:58:50,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 29 transitions. [2021-10-21 19:58:50,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2021-10-21 19:58:50,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 20 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:50,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 28 transitions. [2021-10-21 19:58:50,100 INFO L704 BuchiCegarLoop]: Abstraction has 21 states and 28 transitions. [2021-10-21 19:58:50,100 INFO L587 BuchiCegarLoop]: Abstraction has 21 states and 28 transitions. [2021-10-21 19:58:50,101 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-21 19:58:50,101 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 28 transitions. [2021-10-21 19:58:50,101 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-21 19:58:50,101 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:58:50,102 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:58:50,102 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:58:50,102 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 19:58:50,102 INFO L791 eck$LassoCheckResult]: Stem: 349#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 350#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 347#L565 assume !(main_~array_size~0 < 1); 348#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 351#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 352#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 365#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 364#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 361#L557 assume !(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7; 345#L552-2 test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 346#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 353#L553-3 [2021-10-21 19:58:50,103 INFO L793 eck$LassoCheckResult]: Loop: 353#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 359#L553-1 assume !!(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3;call test_fun_#t~mem4 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post5 := test_fun_#t~mem4;call write~int(1 + test_fun_#t~post5, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~mem4;havoc test_fun_#t~post5;test_fun_#t~post6 := test_fun_~neg~0;test_fun_~neg~0 := 1 + test_fun_#t~post6;havoc test_fun_#t~post6; 353#L553-3 [2021-10-21 19:58:50,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:50,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1330840024, now seen corresponding path program 2 times [2021-10-21 19:58:50,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:50,103 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941722618] [2021-10-21 19:58:50,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:50,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:50,113 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:50,124 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:50,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:50,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1670, now seen corresponding path program 2 times [2021-10-21 19:58:50,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:50,125 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350268722] [2021-10-21 19:58:50,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:50,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:50,130 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:50,136 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:50,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:50,136 INFO L82 PathProgramCache]: Analyzing trace with hash -962990435, now seen corresponding path program 1 times [2021-10-21 19:58:50,136 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:50,137 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157171686] [2021-10-21 19:58:50,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:50,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:50,148 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:50,162 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:50,499 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:58:50,499 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:58:50,499 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:58:50,500 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:58:50,500 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:58:50,500 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:50,500 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:58:50,500 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:58:50,500 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration5_Lasso [2021-10-21 19:58:50,500 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:58:50,500 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:58:50,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:50,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:50,924 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:58:50,925 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:58:50,925 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:50,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:50,926 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:50,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:50,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:50,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:50,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:50,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:50,943 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:50,943 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:50,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-21 19:58:50,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:50,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:50,988 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:50,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:50,989 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:50,991 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 [2021-10-21 19:58:51,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:51,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:51,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:51,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:51,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:51,002 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:51,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:51,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-21 19:58:51,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:51,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:51,048 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:51,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:51,052 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:51,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:51,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:51,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:51,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:51,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:51,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:51,066 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:51,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-21 19:58:51,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:51,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:51,111 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:51,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:51,113 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:51,115 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 [2021-10-21 19:58:51,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-21 19:58:51,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:51,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:51,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:51,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:51,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:51,124 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:51,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:51,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:51,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:51,147 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:51,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:51,149 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:51,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-21 19:58:51,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:51,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:51,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:51,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:51,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:51,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:51,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:51,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:51,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:51,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-10-21 19:58:51,188 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:51,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:51,189 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:51,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-21 19:58:51,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:51,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:51,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:51,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:51,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:51,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:51,205 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:51,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:51,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:51,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:51,250 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:51,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:51,250 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:51,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-21 19:58:51,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:51,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:51,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:51,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:51,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:51,259 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:51,260 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:51,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:51,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-10-21 19:58:51,282 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:51,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:51,282 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:51,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-21 19:58:51,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:51,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:51,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:51,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:51,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:51,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:51,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:51,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:51,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:51,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:51,313 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:51,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:51,313 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:51,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-21 19:58:51,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:51,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:51,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:51,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:51,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:51,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:51,324 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:51,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:51,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-10-21 19:58:51,346 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:51,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:51,347 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:51,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-21 19:58:51,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:51,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:51,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:51,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:51,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:51,357 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:51,357 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:51,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:51,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-10-21 19:58:51,414 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:51,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:51,415 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:51,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:51,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-21 19:58:51,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:51,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:51,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:51,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:51,450 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:51,450 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:51,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:51,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:51,505 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:51,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:51,506 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:51,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:51,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:51,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:51,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:51,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:51,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:51,518 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:51,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-21 19:58:51,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:51,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:51,562 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:51,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:51,564 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:51,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-21 19:58:51,565 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 [2021-10-21 19:58:51,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:51,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:51,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:51,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:51,575 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:51,575 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:51,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:51,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:51,632 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:51,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:51,636 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:51,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:51,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:51,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:51,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:51,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:51,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:51,650 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:51,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:51,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-21 19:58:51,663 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:58:51,667 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-21 19:58:51,668 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-21 19:58:51,668 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:51,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:51,669 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:51,670 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:58:51,671 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-21 19:58:51,671 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:58:51,671 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_3) = -1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ ULTIMATE.start_test_fun_~a.offset (* ULTIMATE.start_test_fun_~i~0 4)))_3 Supporting invariants [] [2021-10-21 19:58:51,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-21 19:58:51,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-10-21 19:58:51,709 INFO L297 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2021-10-21 19:58:51,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:51,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:58:51,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:51,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:58:51,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:51,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:58:51,811 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 19:58:51,811 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:51,832 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 39 transitions. Complement of second has 7 states. [2021-10-21 19:58:51,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 19:58:51,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:51,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2021-10-21 19:58:51,833 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 11 letters. Loop has 2 letters. [2021-10-21 19:58:51,833 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:51,833 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-21 19:58:51,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:51,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:51,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:58:51,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:51,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:58:51,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:51,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:58:51,911 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 19:58:51,912 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:51,933 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 39 transitions. Complement of second has 7 states. [2021-10-21 19:58:51,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 19:58:51,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:51,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2021-10-21 19:58:51,934 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 11 letters. Loop has 2 letters. [2021-10-21 19:58:51,935 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:51,935 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-21 19:58:51,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:51,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:58:51,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:51,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:51,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:58:51,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:52,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:58:52,021 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 19:58:52,021 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:52,051 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 53 transitions. Complement of second has 6 states. [2021-10-21 19:58:52,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 19:58:52,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:52,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2021-10-21 19:58:52,052 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 11 letters. Loop has 2 letters. [2021-10-21 19:58:52,052 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:52,052 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 13 letters. Loop has 2 letters. [2021-10-21 19:58:52,052 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:52,053 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 11 letters. Loop has 4 letters. [2021-10-21 19:58:52,053 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:52,053 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 53 transitions. [2021-10-21 19:58:52,055 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-21 19:58:52,061 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 32 states and 42 transitions. [2021-10-21 19:58:52,061 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2021-10-21 19:58:52,061 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-10-21 19:58:52,061 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 42 transitions. [2021-10-21 19:58:52,062 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-21 19:58:52,063 INFO L681 BuchiCegarLoop]: Abstraction has 32 states and 42 transitions. [2021-10-21 19:58:52,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 42 transitions. [2021-10-21 19:58:52,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 24. [2021-10-21 19:58:52,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 23 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:52,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 32 transitions. [2021-10-21 19:58:52,069 INFO L704 BuchiCegarLoop]: Abstraction has 24 states and 32 transitions. [2021-10-21 19:58:52,069 INFO L587 BuchiCegarLoop]: Abstraction has 24 states and 32 transitions. [2021-10-21 19:58:52,069 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-10-21 19:58:52,069 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 32 transitions. [2021-10-21 19:58:52,071 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-21 19:58:52,071 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:58:52,071 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:58:52,072 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:58:52,072 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 19:58:52,072 INFO L791 eck$LassoCheckResult]: Stem: 648#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 649#L-1 havoc main_#res;havoc main_#t~nondet11, main_#t~malloc12.base, main_#t~malloc12.offset, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet11;havoc main_#t~nondet11; 646#L565 assume !(main_~array_size~0 < 1); 647#L565-2 call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;test_fun_#in~a.base, test_fun_#in~a.offset, test_fun_#in~N := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc test_fun_#t~mem4, test_fun_#t~post5, test_fun_#t~post6, test_fun_#t~mem3, test_fun_#t~mem8, test_fun_#t~post9, test_fun_#t~post10, test_fun_#t~mem7, test_fun_#t~post2, test_fun_~a.base, test_fun_~a.offset, test_fun_~N, test_fun_~i~0, test_fun_~pos~0, test_fun_~neg~0;test_fun_~a.base, test_fun_~a.offset := test_fun_#in~a.base, test_fun_#in~a.offset;test_fun_~N := test_fun_#in~N;havoc test_fun_~i~0;test_fun_~pos~0 := 0;test_fun_~neg~0 := 0;test_fun_~i~0 := 0; 650#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 651#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 660#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 663#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 666#L557 assume !(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7; 644#L552-2 test_fun_#t~post2 := test_fun_~i~0;test_fun_~i~0 := 1 + test_fun_#t~post2;havoc test_fun_#t~post2; 645#L552-3 assume !!(test_fun_~i~0 < test_fun_~N); 652#L553-3 call test_fun_#t~mem3 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 659#L553-1 assume !(test_fun_#t~mem3 < 0);havoc test_fun_#t~mem3; 654#L557-2 [2021-10-21 19:58:52,072 INFO L793 eck$LassoCheckResult]: Loop: 654#L557-2 call test_fun_#t~mem7 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4); 655#L557 assume !!(test_fun_#t~mem7 > 0);havoc test_fun_#t~mem7;call test_fun_#t~mem8 := read~int(test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);test_fun_#t~post9 := test_fun_#t~mem8;call write~int(test_fun_#t~post9 - 1, test_fun_~a.base, test_fun_~a.offset + 4 * test_fun_~i~0, 4);havoc test_fun_#t~mem8;havoc test_fun_#t~post9;test_fun_#t~post10 := test_fun_~pos~0;test_fun_~pos~0 := 1 + test_fun_#t~post10;havoc test_fun_#t~post10; 654#L557-2 [2021-10-21 19:58:52,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:52,072 INFO L82 PathProgramCache]: Analyzing trace with hash -962990437, now seen corresponding path program 3 times [2021-10-21 19:58:52,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:52,073 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308335672] [2021-10-21 19:58:52,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:52,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:52,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:52,079 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:52,092 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:52,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:52,092 INFO L82 PathProgramCache]: Analyzing trace with hash 2054, now seen corresponding path program 2 times [2021-10-21 19:58:52,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:52,093 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249272465] [2021-10-21 19:58:52,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:52,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:52,098 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:52,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:52,102 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:52,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:52,103 INFO L82 PathProgramCache]: Analyzing trace with hash -2015840224, now seen corresponding path program 1 times [2021-10-21 19:58:52,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:58:52,103 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589917477] [2021-10-21 19:58:52,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:58:52,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:58:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:52,114 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:58:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:58:52,136 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:58:52,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:52,510 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:58:52,510 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:58:52,510 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:58:52,510 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:58:52,510 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:58:52,510 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:52,510 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:58:52,510 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:58:52,510 INFO L133 ssoRankerPreferences]: Filename of dumped script: array02-alloca-1.i_Iteration6_Lasso [2021-10-21 19:58:52,510 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:58:52,511 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:58:52,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,528 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:58:52,964 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:58:52,964 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:58:52,965 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:52,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:52,973 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:52,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-21 19:58:52,974 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 [2021-10-21 19:58:52,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:52,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:52,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:52,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:52,983 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:52,983 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:53,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:53,044 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,045 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,057 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:53,057 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:53,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-21 19:58:53,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:53,108 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,108 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-21 19:58:53,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:53,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:53,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:53,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:53,151 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,152 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-21 19:58:53,160 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 [2021-10-21 19:58:53,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:53,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,167 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:53,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:53,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-10-21 19:58:53,187 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,188 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-21 19:58:53,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:53,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,197 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:53,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:53,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-10-21 19:58:53,239 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,240 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:53,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,262 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:53,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:53,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-21 19:58:53,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:53,282 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,283 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-21 19:58:53,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,293 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:53,293 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:53,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:53,315 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,316 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-21 19:58:53,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:53,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:53,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:53,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-10-21 19:58:53,345 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,345 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-21 19:58:53,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:53,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:53,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:53,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:53,388 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,388 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-10-21 19:58:53,389 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 [2021-10-21 19:58:53,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:53,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:53,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:53,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-10-21 19:58:53,417 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,418 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-21 19:58:53,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,427 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:53,427 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:53,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-10-21 19:58:53,449 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,449 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-21 19:58:53,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:53,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:53,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:53,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-10-21 19:58:53,477 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,478 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-21 19:58:53,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,489 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:53,489 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:53,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-10-21 19:58:53,511 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,511 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-21 19:58:53,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:53,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,521 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:53,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:53,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-10-21 19:58:53,542 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,543 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-21 19:58:53,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:53,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:53,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:53,574 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,575 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-21 19:58:53,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:58:53,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,583 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:58:53,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:58:53,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-10-21 19:58:53,603 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,604 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-21 19:58:53,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,618 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:53,618 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:53,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:58:53,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:53,669 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,670 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-21 19:58:53,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:58:53,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:58:53,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:58:53,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:58:53,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:58:53,681 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:58:53,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:58:53,697 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:58:53,707 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-10-21 19:58:53,708 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2021-10-21 19:58:53,708 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:58:53,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:58:53,722 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:58:53,724 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:58:53,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-21 19:58:53,756 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 19:58:53,756 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:58:53,756 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~a.base) (+ (* ULTIMATE.start_test_fun_~i~0 4) ULTIMATE.start_test_fun_~a.offset))_2 Supporting invariants [] [2021-10-21 19:58:53,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-10-21 19:58:53,803 INFO L297 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2021-10-21 19:58:53,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:53,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:58:53,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:53,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:53,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:58:53,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:53,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:58:53,914 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 19:58:53,914 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:53,938 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 28 states and 36 transitions. Complement of second has 7 states. [2021-10-21 19:58:53,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 19:58:53,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:53,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2021-10-21 19:58:53,940 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 13 letters. Loop has 2 letters. [2021-10-21 19:58:53,940 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:53,941 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-21 19:58:53,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:53,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:58:53,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:54,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:58:54,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:54,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:58:54,031 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 19:58:54,031 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:54,046 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 28 states and 36 transitions. Complement of second has 7 states. [2021-10-21 19:58:54,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 19:58:54,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:54,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2021-10-21 19:58:54,048 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 13 letters. Loop has 2 letters. [2021-10-21 19:58:54,048 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:54,048 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-21 19:58:54,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:58:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:54,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 19:58:54,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:58:54,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 19:58:54,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:58:54,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:58:54,179 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 19:58:54,179 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:54,200 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 32 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 30 states and 40 transitions. Complement of second has 6 states. [2021-10-21 19:58:54,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 19:58:54,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:58:54,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2021-10-21 19:58:54,202 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 13 letters. Loop has 2 letters. [2021-10-21 19:58:54,203 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:54,203 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 15 letters. Loop has 2 letters. [2021-10-21 19:58:54,203 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:54,203 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 13 letters. Loop has 4 letters. [2021-10-21 19:58:54,204 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:58:54,204 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 40 transitions. [2021-10-21 19:58:54,209 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:58:54,209 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 0 states and 0 transitions. [2021-10-21 19:58:54,209 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 19:58:54,209 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 19:58:54,209 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 19:58:54,210 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:58:54,210 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:58:54,210 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:58:54,210 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:58:54,210 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-10-21 19:58:54,210 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:58:54,210 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:58:54,210 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 19:58:54,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 07:58:54 BoogieIcfgContainer [2021-10-21 19:58:54,221 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 19:58:54,221 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:58:54,221 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:58:54,222 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:58:54,222 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:58:43" (3/4) ... [2021-10-21 19:58:54,226 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 19:58:54,226 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:58:54,228 INFO L168 Benchmark]: Toolchain (without parser) took 11601.44 ms. Allocated memory was 113.2 MB in the beginning and 178.3 MB in the end (delta: 65.0 MB). Free memory was 71.3 MB in the beginning and 139.3 MB in the end (delta: -68.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:58:54,228 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 113.2 MB. Free memory is still 88.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:58:54,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 434.47 ms. Allocated memory is still 113.2 MB. Free memory was 71.1 MB in the beginning and 81.3 MB in the end (delta: -10.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:58:54,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.02 ms. Allocated memory is still 113.2 MB. Free memory was 81.3 MB in the beginning and 79.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:58:54,230 INFO L168 Benchmark]: Boogie Preprocessor took 29.23 ms. Allocated memory is still 113.2 MB. Free memory was 79.6 MB in the beginning and 78.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:58:54,231 INFO L168 Benchmark]: RCFGBuilder took 409.21 ms. Allocated memory is still 113.2 MB. Free memory was 78.4 MB in the beginning and 68.3 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:58:54,231 INFO L168 Benchmark]: BuchiAutomizer took 10680.03 ms. Allocated memory was 113.2 MB in the beginning and 178.3 MB in the end (delta: 65.0 MB). Free memory was 68.0 MB in the beginning and 140.4 MB in the end (delta: -72.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:58:54,232 INFO L168 Benchmark]: Witness Printer took 4.78 ms. Allocated memory is still 178.3 MB. Free memory was 140.4 MB in the beginning and 139.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:58:54,234 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2021-10-21 19:58:54,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 113.2 MB. Free memory is still 88.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 434.47 ms. Allocated memory is still 113.2 MB. Free memory was 71.1 MB in the beginning and 81.3 MB in the end (delta: -10.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 38.02 ms. Allocated memory is still 113.2 MB. Free memory was 81.3 MB in the beginning and 79.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.23 ms. Allocated memory is still 113.2 MB. Free memory was 79.6 MB in the beginning and 78.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 409.21 ms. Allocated memory is still 113.2 MB. Free memory was 78.4 MB in the beginning and 68.3 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 10680.03 ms. Allocated memory was 113.2 MB in the beginning and 178.3 MB in the end (delta: 65.0 MB). Free memory was 68.0 MB in the beginning and 140.4 MB in the end (delta: -72.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 4.78 ms. Allocated memory is still 178.3 MB. Free memory was 140.4 MB in the beginning and 139.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (1 trivial, 3 deterministic, 2 nondeterministic). One deterministic module has affine ranking function N + -1 * i and consists of 3 locations. One deterministic module has affine ranking function -1 * unknown-#memory_int-unknown[a][a + i * 4] and consists of 4 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[a][a + i * 4] and consists of 4 locations. One nondeterministic module has affine ranking function -1 * unknown-#memory_int-unknown[a][a + i * 4] and consists of 4 locations. One nondeterministic module has affine ranking function unknown-#memory_int-unknown[a][i * 4 + a] and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.6s and 7 iterations. TraceHistogramMax:2. Analysis of lassos took 9.2s. Construction of modules took 0.0s. Büchi inclusion checks took 1.0s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 32.5ms AutomataMinimizationTime, 5 MinimizatonAttempts, 15 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 24 states and ocurred in iteration 5. Nontrivial modules had stage [3, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 99 SDtfs, 89 SDslu, 9 SDs, 0 SdLazy, 102 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 96.8ms Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital152 mio100 ax111 hnf99 lsp79 ukn75 mio100 lsp54 div100 bol100 ite100 ukn100 eq179 hnf89 smp100 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 31ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 19:58:54,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fee1794e-88db-4291-8a7f-ef475481c3d3/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...