./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/build_fullname.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/build_fullname.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC --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 d5a9d2464f90cb604e81a75f4f55e926d182d9fa .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:22:15,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:22:15,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:22:15,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:22:15,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:22:15,200 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:22:15,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:22:15,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:22:15,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:22:15,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:22:15,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:22:15,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:22:15,212 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:22:15,213 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:22:15,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:22:15,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:22:15,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:22:15,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:22:15,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:22:15,232 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:22:15,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:22:15,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:22:15,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:22:15,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:22:15,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:22:15,251 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:22:15,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:22:15,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:22:15,253 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:22:15,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:22:15,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:22:15,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:22:15,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:22:15,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:22:15,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:22:15,267 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:22:15,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:22:15,269 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:22:15,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:22:15,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:22:15,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:22:15,273 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-11 00:22:15,319 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:22:15,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:22:15,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:22:15,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:22:15,322 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:22:15,322 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-11 00:22:15,322 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-11 00:22:15,322 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-11 00:22:15,322 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-11 00:22:15,322 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-11 00:22:15,323 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-11 00:22:15,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:22:15,324 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:22:15,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:22:15,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:22:15,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-11 00:22:15,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-11 00:22:15,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-11 00:22:15,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:22:15,325 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-11 00:22:15,325 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:22:15,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-11 00:22:15,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:22:15,326 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:22:15,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:22:15,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:22:15,327 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:22:15,328 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-11 00:22:15,328 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_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5a9d2464f90cb604e81a75f4f55e926d182d9fa [2021-10-11 00:22:15,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:22:15,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:22:15,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:22:15,705 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:22:15,706 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:22:15,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/termination-dietlibc/build_fullname.i [2021-10-11 00:22:15,762 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/data/3bcbff2d2/85de1fb978884865a088d015cde4e3b7/FLAG7e1ac8b49 [2021-10-11 00:22:16,395 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:22:16,400 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/sv-benchmarks/c/termination-dietlibc/build_fullname.i [2021-10-11 00:22:16,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/data/3bcbff2d2/85de1fb978884865a088d015cde4e3b7/FLAG7e1ac8b49 [2021-10-11 00:22:16,777 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/data/3bcbff2d2/85de1fb978884865a088d015cde4e3b7 [2021-10-11 00:22:16,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:22:16,786 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:22:16,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:16,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:22:16,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:22:16,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:16" (1/1) ... [2021-10-11 00:22:16,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78eff35d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:16, skipping insertion in model container [2021-10-11 00:22:16,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:22:16" (1/1) ... [2021-10-11 00:22:16,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:22:16,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:22:17,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:17,179 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:22:17,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:22:17,281 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:22:17,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:17 WrapperNode [2021-10-11 00:22:17,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:22:17,283 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:22:17,283 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:22:17,284 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:22:17,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:17" (1/1) ... [2021-10-11 00:22:17,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:17" (1/1) ... [2021-10-11 00:22:17,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:22:17,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:22:17,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:22:17,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:22:17,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:17" (1/1) ... [2021-10-11 00:22:17,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:17" (1/1) ... [2021-10-11 00:22:17,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:17" (1/1) ... [2021-10-11 00:22:17,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:17" (1/1) ... [2021-10-11 00:22:17,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:17" (1/1) ... [2021-10-11 00:22:17,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:17" (1/1) ... [2021-10-11 00:22:17,367 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:17" (1/1) ... [2021-10-11 00:22:17,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:22:17,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:22:17,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:22:17,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:22:17,392 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:17" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:17,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-11 00:22:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-11 00:22:17,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:22:17,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 00:22:17,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:22:17,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:22:17,991 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:22:17,991 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-10-11 00:22:17,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:17 BoogieIcfgContainer [2021-10-11 00:22:17,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:22:17,995 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-11 00:22:17,995 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-11 00:22:18,000 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-11 00:22:18,001 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:22:18,001 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 11.10 12:22:16" (1/3) ... [2021-10-11 00:22:18,002 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d8121e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:22:18, skipping insertion in model container [2021-10-11 00:22:18,003 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:22:18,003 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:22:17" (2/3) ... [2021-10-11 00:22:18,003 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d8121e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:22:18, skipping insertion in model container [2021-10-11 00:22:18,003 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:22:18,004 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:17" (3/3) ... [2021-10-11 00:22:18,005 INFO L389 chiAutomizerObserver]: Analyzing ICFG build_fullname.i [2021-10-11 00:22:18,059 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-11 00:22:18,059 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-11 00:22:18,059 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-11 00:22:18,059 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:22:18,059 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:22:18,059 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-11 00:22:18,060 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:22:18,060 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-11 00:22:18,073 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states. [2021-10-11 00:22:18,095 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-11 00:22:18,095 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:18,095 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:18,102 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:18,102 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-11 00:22:18,102 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-11 00:22:18,103 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states. [2021-10-11 00:22:18,105 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-11 00:22:18,106 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:18,106 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:18,107 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:18,107 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-11 00:22:18,115 INFO L794 eck$LassoCheckResult]: Stem: 25#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8#L-1true havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 9#L532true assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 20#L534true assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 10#L521true assume build_fullname_#t~short10;call build_fullname_#t~mem9 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 0 == build_fullname_#t~mem9; 13#L521-2true assume build_fullname_#t~short10;havoc build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;call write~int(47, build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 1);build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;havoc build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset; 14#L523-4true strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 24#L508-8true [2021-10-11 00:22:18,115 INFO L796 eck$LassoCheckResult]: Loop: 24#L508-8true strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 7#L508-6true assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset; 24#L508-8true [2021-10-11 00:22:18,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:18,122 INFO L82 PathProgramCache]: Analyzing trace with hash 1806905919, now seen corresponding path program 1 times [2021-10-11 00:22:18,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:18,167 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620458277] [2021-10-11 00:22:18,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:18,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:18,372 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:18,441 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:18,488 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:18,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:18,494 INFO L82 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 1 times [2021-10-11 00:22:18,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:18,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762295653] [2021-10-11 00:22:18,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:18,522 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:18,533 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:18,537 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:18,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:18,543 INFO L82 PathProgramCache]: Analyzing trace with hash 1269803204, now seen corresponding path program 1 times [2021-10-11 00:22:18,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:18,544 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749903736] [2021-10-11 00:22:18,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:18,660 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:18,705 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:18,720 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:20,196 WARN L197 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 190 DAG size of output: 149 [2021-10-11 00:22:20,653 WARN L197 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2021-10-11 00:22:20,669 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:22:20,670 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:22:20,670 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:22:20,670 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:22:20,670 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-11 00:22:20,670 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:20,670 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:22:20,670 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:22:20,671 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration1_Lasso [2021-10-11 00:22:20,671 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:22:20,671 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:22:20,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,688 WARN L197 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 119 [2021-10-11 00:22:21,918 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 78 [2021-10-11 00:22:21,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:21,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:22,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:22,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:22,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:22,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:22,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:22,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:22,405 WARN L197 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-10-11 00:22:22,849 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-10-11 00:22:22,989 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:22:22,994 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:23,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:23,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:23,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:23,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:23,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:23,027 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:23,027 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:23,049 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:23,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:23,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:23,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:23,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:23,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:23,127 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:23,127 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:23,152 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:23,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:23,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:23,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:23,203 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-11 00:22:23,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:23,218 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-11 00:22:23,219 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-11 00:22:23,240 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:23,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:23,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:23,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:23,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:23,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:23,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:23,287 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:23,296 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:23,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:23,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:23,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:23,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:23,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:23,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:23,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:23,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:23,368 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:23,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:23,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:23,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:23,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:23,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:23,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:23,411 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:23,421 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:23,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:23,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:23,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:23,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:23,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:23,498 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:23,498 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:23,536 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-11 00:22:23,710 INFO L443 ModelExtractionUtils]: Simplification made 24 calls to the SMT solver. [2021-10-11 00:22:23,711 INFO L444 ModelExtractionUtils]: 19 out of 79 variables were initially zero. Simplification set additionally 57 variables to zero. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:23,800 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:23,819 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-11 00:22:23,820 INFO L510 LassoAnalysis]: Proved termination. [2021-10-11 00:22:23,820 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc22.base)_1, ULTIMATE.start_strcpy_~s1.offset) = 3*v_rep(select #length ULTIMATE.start_main_#t~malloc22.base)_1 - 2*ULTIMATE.start_strcpy_~s1.offset Supporting invariants [] [2021-10-11 00:22:24,106 INFO L297 tatePredicateManager]: 33 out of 35 supporting invariants were superfluous and have been removed [2021-10-11 00:22:24,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:24,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 40 conjunts are in the unsatisfiable core [2021-10-11 00:22:24,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:24,336 WARN L261 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-11 00:22:24,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:24,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:24,441 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2021-10-11 00:22:24,443 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states. Second operand 5 states. [2021-10-11 00:22:24,604 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states.. Second operand 5 states. Result 60 states and 82 transitions. Complement of second has 9 states. [2021-10-11 00:22:24,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 1 non-accepting loop states 2 accepting loop states [2021-10-11 00:22:24,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-10-11 00:22:24,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 64 transitions. [2021-10-11 00:22:24,610 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 7 letters. Loop has 2 letters. [2021-10-11 00:22:24,611 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:24,611 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-11 00:22:24,611 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:24,611 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 64 transitions. Stem has 7 letters. Loop has 4 letters. [2021-10-11 00:22:24,612 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:24,613 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 82 transitions. [2021-10-11 00:22:24,627 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-11 00:22:24,631 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 23 states and 29 transitions. [2021-10-11 00:22:24,632 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2021-10-11 00:22:24,633 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-10-11 00:22:24,634 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 29 transitions. [2021-10-11 00:22:24,634 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:24,634 INFO L692 BuchiCegarLoop]: Abstraction has 23 states and 29 transitions. [2021-10-11 00:22:24,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 29 transitions. [2021-10-11 00:22:24,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 20. [2021-10-11 00:22:24,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-10-11 00:22:24,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2021-10-11 00:22:24,667 INFO L715 BuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2021-10-11 00:22:24,667 INFO L595 BuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2021-10-11 00:22:24,667 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-11 00:22:24,667 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 26 transitions. [2021-10-11 00:22:24,670 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-11 00:22:24,670 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:24,670 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:24,671 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:24,671 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-11 00:22:24,671 INFO L794 eck$LassoCheckResult]: Stem: 313#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 309#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 310#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 305#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 306#L521 assume build_fullname_#t~short10;call build_fullname_#t~mem9 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 0 == build_fullname_#t~mem9; 312#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 307#L523 assume !build_fullname_#t~short14;call build_fullname_#t~mem13 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 0 != build_fullname_#t~mem13; 308#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 294#L508-3 [2021-10-11 00:22:24,672 INFO L796 eck$LassoCheckResult]: Loop: 294#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 295#L508-1 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset; 294#L508-3 [2021-10-11 00:22:24,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:24,676 INFO L82 PathProgramCache]: Analyzing trace with hash 179509076, now seen corresponding path program 1 times [2021-10-11 00:22:24,676 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:24,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663848905] [2021-10-11 00:22:24,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:24,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:24,757 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663848905] [2021-10-11 00:22:24,758 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:24,758 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:22:24,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756056499] [2021-10-11 00:22:24,771 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:22:24,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:24,771 INFO L82 PathProgramCache]: Analyzing trace with hash 2150, now seen corresponding path program 1 times [2021-10-11 00:22:24,772 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:24,772 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843572087] [2021-10-11 00:22:24,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:24,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:24,779 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:24,794 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:24,796 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:24,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:24,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:22:24,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:22:24,895 INFO L87 Difference]: Start difference. First operand 20 states and 26 transitions. cyclomatic complexity: 9 Second operand 5 states. [2021-10-11 00:22:24,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:24,962 INFO L93 Difference]: Finished difference Result 25 states and 31 transitions. [2021-10-11 00:22:24,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:22:24,964 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 31 transitions. [2021-10-11 00:22:24,974 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-11 00:22:24,975 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 25 states and 31 transitions. [2021-10-11 00:22:24,976 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-10-11 00:22:24,976 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2021-10-11 00:22:24,976 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 31 transitions. [2021-10-11 00:22:24,976 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:24,976 INFO L692 BuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2021-10-11 00:22:24,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 31 transitions. [2021-10-11 00:22:24,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 23. [2021-10-11 00:22:24,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-10-11 00:22:24,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 29 transitions. [2021-10-11 00:22:24,979 INFO L715 BuchiCegarLoop]: Abstraction has 23 states and 29 transitions. [2021-10-11 00:22:24,979 INFO L595 BuchiCegarLoop]: Abstraction has 23 states and 29 transitions. [2021-10-11 00:22:24,979 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-11 00:22:24,979 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 29 transitions. [2021-10-11 00:22:24,980 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-11 00:22:24,980 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:24,980 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:24,980 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:24,981 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-11 00:22:24,981 INFO L794 eck$LassoCheckResult]: Stem: 368#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 364#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 365#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 358#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 359#L521 assume !build_fullname_#t~short10; 366#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 371#L523 assume build_fullname_#t~short14; 363#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 349#L508-3 [2021-10-11 00:22:24,986 INFO L796 eck$LassoCheckResult]: Loop: 349#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 350#L508-1 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset; 349#L508-3 [2021-10-11 00:22:24,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:24,986 INFO L82 PathProgramCache]: Analyzing trace with hash 179568596, now seen corresponding path program 1 times [2021-10-11 00:22:24,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:24,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461111974] [2021-10-11 00:22:24,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:25,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:25,024 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:25,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:25,051 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:25,056 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:25,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:25,057 INFO L82 PathProgramCache]: Analyzing trace with hash 2150, now seen corresponding path program 2 times [2021-10-11 00:22:25,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:25,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351756753] [2021-10-11 00:22:25,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:25,079 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:25,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:25,084 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:25,086 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:25,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:25,086 INFO L82 PathProgramCache]: Analyzing trace with hash 766730105, now seen corresponding path program 1 times [2021-10-11 00:22:25,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:25,087 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279745267] [2021-10-11 00:22:25,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:25,103 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:25,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:25,121 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:25,126 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:26,116 WARN L197 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 141 [2021-10-11 00:22:26,475 WARN L197 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-10-11 00:22:26,477 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:22:26,478 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:22:26,478 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:22:26,478 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:22:26,478 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-11 00:22:26,478 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:26,478 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:22:26,478 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:22:26,478 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration3_Lasso [2021-10-11 00:22:26,479 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:22:26,479 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:22:26,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,539 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:26,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:27,377 WARN L197 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 120 [2021-10-11 00:22:27,591 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 67 [2021-10-11 00:22:27,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:27,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:27,834 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-10-11 00:22:28,027 WARN L197 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-10-11 00:22:28,335 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-10-11 00:22:28,529 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-10-11 00:22:28,576 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:22:28,576 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:28,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:28,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:28,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:28,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:28,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:28,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:28,584 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:28,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:28,586 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:28,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:28,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:28,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:28,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:28,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:28,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:28,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:28,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:28,614 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:28,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:28,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:28,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:28,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:28,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:28,637 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:28,638 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:28,656 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:28,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:28,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:28,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:28,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:28,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:28,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:28,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:28,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:28,690 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:28,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:28,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:28,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:28,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:28,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:28,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:28,713 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:28,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:28,730 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:28,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:28,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:28,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:28,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:28,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:28,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:28,767 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:28,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:28,773 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:28,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:28,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:28,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:28,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:28,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:28,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:28,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:28,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:28,799 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:28,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:28,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:28,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:28,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:28,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:28,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:28,823 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:28,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:28,824 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:28,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:28,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:28,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:28,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:28,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:28,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:28,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:28,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:28,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:28,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:28,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:28,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:28,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:28,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:28,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:28,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:28,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:28,896 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:28,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:28,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:28,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:28,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:28,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:28,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:28,941 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:28,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:28,958 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:29,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:29,032 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:29,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,099 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,129 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,129 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,130 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:29,131 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:29,159 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,182 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:29,183 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,209 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:29,210 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,236 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:29,236 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:29,239 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,263 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:29,264 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:29,290 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:29,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:29,336 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,365 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,365 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:29,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:29,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,404 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:29,432 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:29,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:29,472 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,503 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:29,503 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:29,508 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:29,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,531 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-11 00:22:29,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,532 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-11 00:22:29,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:29,533 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,558 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:29,558 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:29,563 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,588 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-11 00:22:29,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,592 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-11 00:22:29,592 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:29,606 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:29,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,632 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:29,633 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:29,636 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:29,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:29,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:29,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:29,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:29,685 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:29,685 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:29,722 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-11 00:22:29,818 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2021-10-11 00:22:29,818 INFO L444 ModelExtractionUtils]: 48 out of 67 variables were initially zero. Simplification set additionally 16 variables to zero. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:29,824 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-11 00:22:29,826 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-11 00:22:29,826 INFO L510 LassoAnalysis]: Proved termination. [2021-10-11 00:22:29,826 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_2, ULTIMATE.start_strcpy_~s2.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_2 - 1*ULTIMATE.start_strcpy_~s2.offset Supporting invariants [] [2021-10-11 00:22:29,964 INFO L297 tatePredicateManager]: 23 out of 25 supporting invariants were superfluous and have been removed [2021-10-11 00:22:30,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:30,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:30,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 40 conjunts are in the unsatisfiable core [2021-10-11 00:22:30,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:30,091 WARN L261 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-11 00:22:30,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:30,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:30,115 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-11 00:22:30,116 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 29 transitions. cyclomatic complexity: 9 Second operand 4 states. [2021-10-11 00:22:30,174 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 29 transitions. cyclomatic complexity: 9. Second operand 4 states. Result 36 states and 44 transitions. Complement of second has 6 states. [2021-10-11 00:22:30,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-11 00:22:30,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-10-11 00:22:30,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 27 transitions. [2021-10-11 00:22:30,176 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 8 letters. Loop has 2 letters. [2021-10-11 00:22:30,176 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:30,176 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 10 letters. Loop has 2 letters. [2021-10-11 00:22:30,176 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:30,176 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 8 letters. Loop has 4 letters. [2021-10-11 00:22:30,177 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:30,177 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 44 transitions. [2021-10-11 00:22:30,178 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2021-10-11 00:22:30,179 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 27 states and 33 transitions. [2021-10-11 00:22:30,179 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 24 [2021-10-11 00:22:30,180 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2021-10-11 00:22:30,180 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 33 transitions. [2021-10-11 00:22:30,180 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:30,180 INFO L692 BuchiCegarLoop]: Abstraction has 27 states and 33 transitions. [2021-10-11 00:22:30,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 33 transitions. [2021-10-11 00:22:30,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 24. [2021-10-11 00:22:30,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-10-11 00:22:30,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 30 transitions. [2021-10-11 00:22:30,183 INFO L715 BuchiCegarLoop]: Abstraction has 24 states and 30 transitions. [2021-10-11 00:22:30,184 INFO L595 BuchiCegarLoop]: Abstraction has 24 states and 30 transitions. [2021-10-11 00:22:30,184 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-11 00:22:30,184 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 30 transitions. [2021-10-11 00:22:30,185 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-11 00:22:30,185 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:30,185 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:30,185 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:30,186 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-11 00:22:30,186 INFO L794 eck$LassoCheckResult]: Stem: 587#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 583#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 584#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 577#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 578#L521 assume !build_fullname_#t~short10; 585#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 590#L523 assume !build_fullname_#t~short14;call build_fullname_#t~mem13 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 0 != build_fullname_#t~mem13; 589#L523-2 assume !build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12; 588#L523-4 strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 580#L508-8 [2021-10-11 00:22:30,186 INFO L796 eck$LassoCheckResult]: Loop: 580#L508-8 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 579#L508-6 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset; 580#L508-8 [2021-10-11 00:22:30,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:30,187 INFO L82 PathProgramCache]: Analyzing trace with hash 1271662512, now seen corresponding path program 1 times [2021-10-11 00:22:30,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:30,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769878173] [2021-10-11 00:22:30,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:30,204 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:30,216 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:30,223 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:30,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:30,224 INFO L82 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 2 times [2021-10-11 00:22:30,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:30,224 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924581945] [2021-10-11 00:22:30,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:30,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:30,229 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:30,232 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:30,234 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:30,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:30,235 INFO L82 PathProgramCache]: Analyzing trace with hash -1998002699, now seen corresponding path program 1 times [2021-10-11 00:22:30,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:30,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025314480] [2021-10-11 00:22:30,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:30,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:30,257 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:30,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:30,275 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:30,281 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:31,267 WARN L197 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 147 [2021-10-11 00:22:31,533 WARN L197 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-10-11 00:22:31,536 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:22:31,536 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:22:31,536 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:22:31,536 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:22:31,536 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-11 00:22:31,536 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:31,536 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:22:31,536 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:22:31,536 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration4_Lasso [2021-10-11 00:22:31,536 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:22:31,536 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:22:31,541 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,614 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:31,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:32,345 WARN L197 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 115 [2021-10-11 00:22:32,545 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2021-10-11 00:22:32,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:32,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:32,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:32,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:32,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:32,840 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-10-11 00:22:33,058 WARN L197 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2021-10-11 00:22:33,334 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-10-11 00:22:33,547 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:22:33,548 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:33,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,570 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,596 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,597 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,599 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,625 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,649 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,651 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,675 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,676 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,711 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,734 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,736 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,761 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,786 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,814 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:33,814 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:33,818 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,844 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,870 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,871 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,904 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,930 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,931 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,955 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:33,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:33,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:33,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:33,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:33,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:33,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:33,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:33,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:33,980 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:34,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:34,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:34,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:34,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:34,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:34,003 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:34,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:34,004 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:34,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:34,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:34,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:34,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:34,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:34,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:34,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:34,050 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:34,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:34,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:34,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:34,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:34,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:34,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:34,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:34,079 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:34,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:34,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:34,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:34,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:34,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:34,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:34,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:34,103 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:34,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:34,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:34,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:34,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:34,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:34,131 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:34,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:34,133 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:34,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:34,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:34,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:34,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:34,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:34,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:34,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:34,158 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:34,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:34,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:34,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:34,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:34,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:34,182 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:34,184 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:34,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:34,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:34,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:34,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:34,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:34,209 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:34,209 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:34,210 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:34,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:34,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:34,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:34,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:34,233 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:34,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:34,236 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:34,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:34,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:34,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:34,268 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-11 00:22:34,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:34,271 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-11 00:22:34,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:34,273 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:34,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:34,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:34,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:34,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:34,300 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:34,300 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:34,313 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:34,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:34,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:34,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:34,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:34,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:34,336 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:34,339 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:34,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:34,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:34,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:34,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:34,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:34,383 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:34,410 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-11 00:22:34,445 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2021-10-11 00:22:34,445 INFO L444 ModelExtractionUtils]: 67 out of 79 variables were initially zero. Simplification set additionally 9 variables to zero. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:34,450 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-11 00:22:34,452 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-11 00:22:34,452 INFO L510 LassoAnalysis]: Proved termination. [2021-10-11 00:22:34,452 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_3, ULTIMATE.start_strcpy_~s1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_3 - 1*ULTIMATE.start_strcpy_~s1.offset Supporting invariants [] [2021-10-11 00:22:34,564 INFO L297 tatePredicateManager]: 29 out of 30 supporting invariants were superfluous and have been removed [2021-10-11 00:22:34,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:34,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-11 00:22:34,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:34,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-11 00:22:34,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:34,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:34,696 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-11 00:22:34,696 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 30 transitions. cyclomatic complexity: 9 Second operand 4 states. [2021-10-11 00:22:34,758 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 30 transitions. cyclomatic complexity: 9. Second operand 4 states. Result 31 states and 37 transitions. Complement of second has 7 states. [2021-10-11 00:22:34,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 2 accepting loop states [2021-10-11 00:22:34,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-10-11 00:22:34,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 28 transitions. [2021-10-11 00:22:34,760 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 28 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-11 00:22:34,760 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:34,760 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 28 transitions. Stem has 11 letters. Loop has 2 letters. [2021-10-11 00:22:34,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:34,761 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 28 transitions. Stem has 9 letters. Loop has 4 letters. [2021-10-11 00:22:34,762 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:34,762 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 37 transitions. [2021-10-11 00:22:34,765 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-11 00:22:34,765 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 26 states and 31 transitions. [2021-10-11 00:22:34,765 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2021-10-11 00:22:34,765 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2021-10-11 00:22:34,766 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 31 transitions. [2021-10-11 00:22:34,766 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:34,766 INFO L692 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-10-11 00:22:34,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 31 transitions. [2021-10-11 00:22:34,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 23. [2021-10-11 00:22:34,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-10-11 00:22:34,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 28 transitions. [2021-10-11 00:22:34,768 INFO L715 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2021-10-11 00:22:34,768 INFO L595 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2021-10-11 00:22:34,768 INFO L427 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-11 00:22:34,769 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 28 transitions. [2021-10-11 00:22:34,769 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-11 00:22:34,769 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:34,769 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:34,770 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:34,770 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-11 00:22:34,770 INFO L794 eck$LassoCheckResult]: Stem: 829#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 825#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 826#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 821#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 822#L521 assume !build_fullname_#t~short10; 827#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 830#L523 assume !build_fullname_#t~short14;call build_fullname_#t~mem13 := read~int(build_fullname_~directory.base, 1 + build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 0 != build_fullname_#t~mem13; 824#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 809#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 810#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset; 815#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 816#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 818#L514-2 [2021-10-11 00:22:34,770 INFO L796 eck$LassoCheckResult]: Loop: 818#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 812#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 814#L515-2 assume !(0 == strchr_#t~mem6);havoc strchr_#t~mem6;strchr_#t~pre7.base, strchr_#t~pre7.offset := strchr_~t.base, 1 + strchr_~t.offset;strchr_~t.base, strchr_~t.offset := strchr_~t.base, 1 + strchr_~t.offset;havoc strchr_#t~pre7.base, strchr_#t~pre7.offset; 818#L514-2 [2021-10-11 00:22:34,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:34,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1849486153, now seen corresponding path program 1 times [2021-10-11 00:22:34,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:34,771 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544252978] [2021-10-11 00:22:34,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:34,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:34,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544252978] [2021-10-11 00:22:34,821 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:34,821 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:22:34,821 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226141055] [2021-10-11 00:22:34,822 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:22:34,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:34,822 INFO L82 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 1 times [2021-10-11 00:22:34,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:34,822 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870554870] [2021-10-11 00:22:34,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:34,826 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:34,829 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:34,830 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:34,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:34,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:22:34,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:22:34,868 INFO L87 Difference]: Start difference. First operand 23 states and 28 transitions. cyclomatic complexity: 8 Second operand 6 states. [2021-10-11 00:22:34,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:34,935 INFO L93 Difference]: Finished difference Result 27 states and 32 transitions. [2021-10-11 00:22:34,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:22:34,935 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 32 transitions. [2021-10-11 00:22:34,937 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-11 00:22:34,938 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 32 transitions. [2021-10-11 00:22:34,938 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2021-10-11 00:22:34,938 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-10-11 00:22:34,938 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 32 transitions. [2021-10-11 00:22:34,939 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:34,939 INFO L692 BuchiCegarLoop]: Abstraction has 27 states and 32 transitions. [2021-10-11 00:22:34,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 32 transitions. [2021-10-11 00:22:34,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 26. [2021-10-11 00:22:34,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2021-10-11 00:22:34,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 31 transitions. [2021-10-11 00:22:34,944 INFO L715 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-10-11 00:22:34,944 INFO L595 BuchiCegarLoop]: Abstraction has 26 states and 31 transitions. [2021-10-11 00:22:34,944 INFO L427 BuchiCegarLoop]: ======== Iteration 6============ [2021-10-11 00:22:34,945 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 31 transitions. [2021-10-11 00:22:34,945 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-11 00:22:34,945 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:34,945 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:34,946 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:34,946 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-11 00:22:34,946 INFO L794 eck$LassoCheckResult]: Stem: 894#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 889#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 890#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 883#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 884#L521 assume !build_fullname_#t~short10; 891#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 897#L523 assume build_fullname_#t~short14; 888#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 896#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 875#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset; 879#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 880#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 882#L514-2 [2021-10-11 00:22:34,946 INFO L796 eck$LassoCheckResult]: Loop: 882#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 876#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 878#L515-2 assume !(0 == strchr_#t~mem6);havoc strchr_#t~mem6;strchr_#t~pre7.base, strchr_#t~pre7.offset := strchr_~t.base, 1 + strchr_~t.offset;strchr_~t.base, strchr_~t.offset := strchr_~t.base, 1 + strchr_~t.offset;havoc strchr_#t~pre7.base, strchr_#t~pre7.offset; 882#L514-2 [2021-10-11 00:22:34,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:34,947 INFO L82 PathProgramCache]: Analyzing trace with hash -1906744455, now seen corresponding path program 1 times [2021-10-11 00:22:34,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:34,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403856467] [2021-10-11 00:22:34,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:34,991 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:35,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:35,011 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:35,018 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:35,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:35,019 INFO L82 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 2 times [2021-10-11 00:22:35,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:35,020 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316290766] [2021-10-11 00:22:35,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:35,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:35,023 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:35,025 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:35,027 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:35,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:35,027 INFO L82 PathProgramCache]: Analyzing trace with hash 1413453764, now seen corresponding path program 1 times [2021-10-11 00:22:35,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:35,028 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093879571] [2021-10-11 00:22:35,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:35,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:35,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093879571] [2021-10-11 00:22:35,097 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:35,098 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:22:35,098 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230196033] [2021-10-11 00:22:35,128 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:35,128 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-11 00:22:35,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:22:35,129 INFO L87 Difference]: Start difference. First operand 26 states and 31 transitions. cyclomatic complexity: 8 Second operand 7 states. [2021-10-11 00:22:35,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:35,274 INFO L93 Difference]: Finished difference Result 36 states and 43 transitions. [2021-10-11 00:22:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:22:35,275 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 43 transitions. [2021-10-11 00:22:35,275 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-11 00:22:35,276 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 36 states and 43 transitions. [2021-10-11 00:22:35,276 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2021-10-11 00:22:35,277 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2021-10-11 00:22:35,277 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 43 transitions. [2021-10-11 00:22:35,277 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:35,277 INFO L692 BuchiCegarLoop]: Abstraction has 36 states and 43 transitions. [2021-10-11 00:22:35,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 43 transitions. [2021-10-11 00:22:35,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 32. [2021-10-11 00:22:35,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2021-10-11 00:22:35,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2021-10-11 00:22:35,284 INFO L715 BuchiCegarLoop]: Abstraction has 32 states and 39 transitions. [2021-10-11 00:22:35,284 INFO L595 BuchiCegarLoop]: Abstraction has 32 states and 39 transitions. [2021-10-11 00:22:35,284 INFO L427 BuchiCegarLoop]: ======== Iteration 7============ [2021-10-11 00:22:35,284 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 39 transitions. [2021-10-11 00:22:35,285 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-10-11 00:22:35,285 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:35,285 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:35,286 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:35,286 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-11 00:22:35,286 INFO L794 eck$LassoCheckResult]: Stem: 973#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 968#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 969#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 961#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 962#L521 assume !build_fullname_#t~short10; 970#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 977#L523 assume build_fullname_#t~short14; 966#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 972#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 981#L508-1 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset; 952#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 953#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset; 957#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 958#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 967#L514-2 [2021-10-11 00:22:35,286 INFO L796 eck$LassoCheckResult]: Loop: 967#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 954#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 956#L515-2 assume !(0 == strchr_#t~mem6);havoc strchr_#t~mem6;strchr_#t~pre7.base, strchr_#t~pre7.offset := strchr_~t.base, 1 + strchr_~t.offset;strchr_~t.base, strchr_~t.offset := strchr_~t.base, 1 + strchr_~t.offset;havoc strchr_#t~pre7.base, strchr_#t~pre7.offset; 967#L514-2 [2021-10-11 00:22:35,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:35,287 INFO L82 PathProgramCache]: Analyzing trace with hash 1571186846, now seen corresponding path program 1 times [2021-10-11 00:22:35,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:35,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345473417] [2021-10-11 00:22:35,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:35,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:35,307 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:35,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:35,323 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:35,329 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:35,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:35,330 INFO L82 PathProgramCache]: Analyzing trace with hash 85564, now seen corresponding path program 3 times [2021-10-11 00:22:35,330 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:35,330 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675290437] [2021-10-11 00:22:35,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:35,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:35,333 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:35,335 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:35,337 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:35,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:35,337 INFO L82 PathProgramCache]: Analyzing trace with hash 673793151, now seen corresponding path program 1 times [2021-10-11 00:22:35,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:35,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368897304] [2021-10-11 00:22:35,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:35,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:35,361 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:35,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:35,383 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:35,389 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:37,711 WARN L197 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 274 DAG size of output: 225 [2021-10-11 00:22:39,507 WARN L197 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 174 DAG size of output: 166 [2021-10-11 00:22:39,510 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:22:39,511 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:22:39,511 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:22:39,511 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:22:39,511 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-11 00:22:39,511 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:39,511 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:22:39,512 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:22:39,512 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration7_Lasso [2021-10-11 00:22:39,512 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:22:39,512 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:22:39,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:39,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:40,503 WARN L197 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 137 [2021-10-11 00:22:40,662 WARN L197 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 55 [2021-10-11 00:22:40,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:40,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:40,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:40,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:40,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:40,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:40,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:40,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:40,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:40,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:40,687 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:41,018 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2021-10-11 00:22:41,193 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-10-11 00:22:41,456 WARN L197 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-10-11 00:22:41,611 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-10-11 00:22:41,738 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:22:41,738 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:41,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:41,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:41,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:41,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:41,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:41,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:41,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:41,744 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:41,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:41,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:41,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:41,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:41,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:41,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:41,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:41,767 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:41,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:41,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:41,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:41,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:41,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:41,790 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:41,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:41,791 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:41,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:41,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:41,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:41,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:41,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:41,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:41,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:41,814 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:41,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:41,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:41,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:41,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:41,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:41,836 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:41,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:41,837 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:41,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:41,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:41,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:41,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:41,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:41,860 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:41,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:41,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:41,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:41,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:41,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:41,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:41,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:41,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:41,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:41,897 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:41,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:41,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:41,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:41,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:41,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:41,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:41,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:41,922 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:41,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:41,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:41,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:41,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:41,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:41,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:41,948 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:41,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:41,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:41,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:41,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:41,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:41,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:41,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:41,971 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:41,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:41,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:41,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:41,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:41,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:41,997 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:41,997 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:41,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:42,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:42,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:42,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:42,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:42,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:42,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:42,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:42,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:42,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:42,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:42,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:42,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:42,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:42,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:42,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:42,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:42,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:42,061 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:42,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:42,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:42,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:42,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:42,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:42,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:42,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:42,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:42,085 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:42,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:42,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:42,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:42,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:42,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:42,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:42,108 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:42,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:42,109 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:42,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:42,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:42,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:42,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:42,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:42,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:42,132 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:42,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:42,133 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:42,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:42,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:42,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:42,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:42,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:42,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:42,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:42,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:42,158 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:42,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:42,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:42,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:42,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:42,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:42,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:42,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:42,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:42,180 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:42,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:42,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:42,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:42,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:42,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:42,203 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:42,203 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:42,206 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:42,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:42,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:42,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:42,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:42,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:42,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:42,228 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:42,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:42,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:42,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:42,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:42,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:42,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:42,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:42,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:42,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:42,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:42,252 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:42,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:42,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:42,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:42,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:42,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:42,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:42,274 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:42,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:42,275 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:42,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:42,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:42,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:42,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:42,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:42,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:42,315 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:42,341 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-11 00:22:42,402 INFO L443 ModelExtractionUtils]: Simplification made 23 calls to the SMT solver. [2021-10-11 00:22:42,402 INFO L444 ModelExtractionUtils]: 46 out of 70 variables were initially zero. Simplification set additionally 21 variables to zero. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:42,410 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-11 00:22:42,413 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-11 00:22:42,413 INFO L510 LassoAnalysis]: Proved termination. [2021-10-11 00:22:42,414 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_4, ULTIMATE.start_strchr_~t.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_4 - 1*ULTIMATE.start_strchr_~t.offset Supporting invariants [] [2021-10-11 00:22:42,582 INFO L297 tatePredicateManager]: 42 out of 43 supporting invariants were superfluous and have been removed [2021-10-11 00:22:42,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:42,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:42,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-11 00:22:42,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:42,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-11 00:22:42,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:42,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:42,703 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-11 00:22:42,703 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 39 transitions. cyclomatic complexity: 10 Second operand 4 states. [2021-10-11 00:22:42,757 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 39 transitions. cyclomatic complexity: 10. Second operand 4 states. Result 42 states and 54 transitions. Complement of second has 5 states. [2021-10-11 00:22:42,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-11 00:22:42,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-10-11 00:22:42,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 25 transitions. [2021-10-11 00:22:42,761 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 14 letters. Loop has 3 letters. [2021-10-11 00:22:42,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:42,762 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 17 letters. Loop has 3 letters. [2021-10-11 00:22:42,762 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:42,762 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 14 letters. Loop has 6 letters. [2021-10-11 00:22:42,762 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:42,763 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 54 transitions. [2021-10-11 00:22:42,763 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-11 00:22:42,764 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 35 states and 43 transitions. [2021-10-11 00:22:42,764 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-10-11 00:22:42,764 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2021-10-11 00:22:42,765 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 43 transitions. [2021-10-11 00:22:42,765 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-11 00:22:42,765 INFO L692 BuchiCegarLoop]: Abstraction has 35 states and 43 transitions. [2021-10-11 00:22:42,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 43 transitions. [2021-10-11 00:22:42,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 33. [2021-10-11 00:22:42,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 00:22:42,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2021-10-11 00:22:42,768 INFO L715 BuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2021-10-11 00:22:42,768 INFO L595 BuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2021-10-11 00:22:42,768 INFO L427 BuchiCegarLoop]: ======== Iteration 8============ [2021-10-11 00:22:42,768 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 40 transitions. [2021-10-11 00:22:42,769 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-11 00:22:42,769 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:42,769 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:42,770 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:42,770 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-11 00:22:42,770 INFO L794 eck$LassoCheckResult]: Stem: 1300#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1295#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 1296#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 1288#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 1289#L521 assume !build_fullname_#t~short10; 1297#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 1307#L523 assume build_fullname_#t~short14; 1293#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1306#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1305#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset; 1284#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 1285#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 1294#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 1279#L515 assume strchr_#t~mem5 == strchr_~ch~0;havoc strchr_#t~mem5; 1280#L514-3 strchr_#res.base, strchr_#res.offset := strchr_~t.base, strchr_~t.offset; 1286#L517 build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset := strchr_#res.base, strchr_#res.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;havoc build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;call write~int(47, build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 1);build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;havoc build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset; 1303#L523-4 strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1291#L508-8 [2021-10-11 00:22:42,770 INFO L796 eck$LassoCheckResult]: Loop: 1291#L508-8 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1290#L508-6 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset; 1291#L508-8 [2021-10-11 00:22:42,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:42,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1119349231, now seen corresponding path program 1 times [2021-10-11 00:22:42,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:42,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033896505] [2021-10-11 00:22:42,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:42,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:42,790 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:42,810 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:42,816 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:42,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:42,817 INFO L82 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 3 times [2021-10-11 00:22:42,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:42,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867194105] [2021-10-11 00:22:42,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:42,822 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:42,825 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:42,826 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:42,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:42,827 INFO L82 PathProgramCache]: Analyzing trace with hash 1952789620, now seen corresponding path program 1 times [2021-10-11 00:22:42,827 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:42,827 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657658529] [2021-10-11 00:22:42,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:42,854 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:42,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:42,883 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:42,891 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:44,988 WARN L197 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 286 DAG size of output: 230 [2021-10-11 00:22:46,032 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 161 DAG size of output: 153 [2021-10-11 00:22:46,035 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:22:46,035 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:22:46,035 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:22:46,035 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:22:46,035 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-11 00:22:46,035 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:46,035 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:22:46,035 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:22:46,036 INFO L133 ssoRankerPreferences]: Filename of dumped script: build_fullname.i_Iteration8_Lasso [2021-10-11 00:22:46,036 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:22:46,036 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:22:46,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:46,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,115 WARN L197 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 132 [2021-10-11 00:22:47,379 WARN L197 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 86 [2021-10-11 00:22:47,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:22:47,709 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-10-11 00:22:47,916 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-10-11 00:22:48,280 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-10-11 00:22:48,520 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-10-11 00:22:48,608 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:22:48,608 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:48,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:48,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:48,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:48,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:48,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:48,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:48,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:48,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:48,616 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:48,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:48,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:48,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:48,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:48,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:48,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:48,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:48,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:48,642 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:48,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:48,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:48,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:48,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:48,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:48,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:48,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:48,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:48,673 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:48,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:48,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:48,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:48,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:48,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:48,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:48,696 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:48,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:48,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:48,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:48,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:48,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:48,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:48,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:48,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:48,722 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:48,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:48,723 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:48,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:48,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:48,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:48,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:48,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:48,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:48,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:48,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:48,772 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 103 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:48,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:48,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:48,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:48,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:48,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:48,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:48,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:48,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:48,842 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 104 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:48,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:48,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:48,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:48,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:48,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:48,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:48,864 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:48,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:48,865 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 105 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:48,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:48,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:48,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:48,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:48,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:48,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:48,895 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:48,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:48,898 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 106 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:48,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:48,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:48,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:48,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:48,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:48,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:48,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:48,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:48,923 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 107 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:48,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:48,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:48,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:48,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:48,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:48,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:48,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:48,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:48,948 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 108 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:48,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:48,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:48,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:48,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:48,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:48,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:48,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:48,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:48,981 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 109 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 110 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,028 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,030 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 111 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,053 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 112 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,076 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,077 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 113 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,108 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,132 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:49,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 114 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,192 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 115 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,219 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,220 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 116 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,243 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:22:49,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,244 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 117 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,268 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:49,268 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:49,271 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 118 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:22:49,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,293 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-11 00:22:49,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,293 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-11 00:22:49,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:22:49,295 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 119 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:49,318 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:49,320 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 120 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,346 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:49,346 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:49,351 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 121 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:22:49,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:22:49,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:22:49,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:22:49,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:22:49,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:22:49,395 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:22:49,435 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-11 00:22:49,515 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2021-10-11 00:22:49,515 INFO L444 ModelExtractionUtils]: 57 out of 88 variables were initially zero. Simplification set additionally 28 variables to zero. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbdd3642-0d47-4f5f-8f01-ea43bb5cd1f4/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:22:49,522 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... Waiting until toolchain timeout for monitored process 122 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:22:49,546 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-11 00:22:49,546 INFO L510 LassoAnalysis]: Proved termination. [2021-10-11 00:22:49,546 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strcpy_~s1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_5) = -1*ULTIMATE.start_strcpy_~s1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc23.base)_5 Supporting invariants [] [2021-10-11 00:22:49,798 INFO L297 tatePredicateManager]: 41 out of 42 supporting invariants were superfluous and have been removed [2021-10-11 00:22:49,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:49,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:49,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 22 conjunts are in the unsatisfiable core [2021-10-11 00:22:49,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:50,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-11 00:22:50,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:22:50,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:50,043 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2021-10-11 00:22:50,044 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 10 Second operand 6 states. [2021-10-11 00:22:50,188 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 10. Second operand 6 states. Result 41 states and 48 transitions. Complement of second has 10 states. [2021-10-11 00:22:50,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2021-10-11 00:22:50,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-11 00:22:50,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 28 transitions. [2021-10-11 00:22:50,189 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 28 transitions. Stem has 17 letters. Loop has 2 letters. [2021-10-11 00:22:50,190 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:50,190 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 28 transitions. Stem has 19 letters. Loop has 2 letters. [2021-10-11 00:22:50,191 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:50,191 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 28 transitions. Stem has 17 letters. Loop has 4 letters. [2021-10-11 00:22:50,191 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:22:50,191 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 48 transitions. [2021-10-11 00:22:50,192 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-11 00:22:50,196 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 34 states and 40 transitions. [2021-10-11 00:22:50,196 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2021-10-11 00:22:50,196 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 [2021-10-11 00:22:50,196 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 40 transitions. [2021-10-11 00:22:50,197 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-11 00:22:50,197 INFO L692 BuchiCegarLoop]: Abstraction has 34 states and 40 transitions. [2021-10-11 00:22:50,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 40 transitions. [2021-10-11 00:22:50,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2021-10-11 00:22:50,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2021-10-11 00:22:50,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 38 transitions. [2021-10-11 00:22:50,205 INFO L715 BuchiCegarLoop]: Abstraction has 32 states and 38 transitions. [2021-10-11 00:22:50,205 INFO L595 BuchiCegarLoop]: Abstraction has 32 states and 38 transitions. [2021-10-11 00:22:50,205 INFO L427 BuchiCegarLoop]: ======== Iteration 9============ [2021-10-11 00:22:50,205 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 38 transitions. [2021-10-11 00:22:50,207 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-11 00:22:50,207 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:22:50,207 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:22:50,208 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:22:50,208 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-11 00:22:50,209 INFO L794 eck$LassoCheckResult]: Stem: 1642#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1637#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~malloc21.base, main_#t~malloc21.offset, main_#t~malloc22.base, main_#t~malloc22.offset, main_#t~malloc23.base, main_#t~malloc23.offset, main_~dir_len~0, main_~file_len~0, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset, main_~output~0.base, main_~output~0.offset;main_~dir_len~0 := main_#t~nondet19;havoc main_#t~nondet19; 1638#L532 assume !(main_~dir_len~0 < 1);main_~file_len~0 := main_#t~nondet20;havoc main_#t~nondet20; 1632#L534 assume !(main_~file_len~0 < 1);call main_#t~malloc21.base, main_#t~malloc21.offset := #Ultimate.allocOnStack(main_~dir_len~0);main_~dir~0.base, main_~dir~0.offset := main_#t~malloc21.base, main_#t~malloc21.offset;call write~int(0, main_~dir~0.base, main_~dir~0.offset + (main_~dir_len~0 - 1), 1);call main_#t~malloc22.base, main_#t~malloc22.offset := #Ultimate.allocOnStack(main_~file_len~0);main_~file~0.base, main_~file~0.offset := main_#t~malloc22.base, main_#t~malloc22.offset;call write~int(0, main_~file~0.base, main_~file~0.offset + (main_~file_len~0 - 1), 1);call main_#t~malloc23.base, main_#t~malloc23.offset := #Ultimate.allocOnStack(2 + (main_~dir_len~0 + main_~file_len~0));main_~output~0.base, main_~output~0.offset := main_#t~malloc23.base, main_#t~malloc23.offset;build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset, build_fullname_#in~directory.base, build_fullname_#in~directory.offset, build_fullname_#in~filename.base, build_fullname_#in~filename.offset := main_~output~0.base, main_~output~0.offset, main_~dir~0.base, main_~dir~0.offset, main_~file~0.base, main_~file~0.offset;havoc build_fullname_#t~mem8, build_fullname_#t~mem9, build_fullname_#t~short10, build_fullname_#t~pre11.base, build_fullname_#t~pre11.offset, build_fullname_#t~mem12, build_fullname_#t~mem13, build_fullname_#t~short14, build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset, build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset, build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset, build_fullname_#t~ret18.base, build_fullname_#t~ret18.offset, build_fullname_~fullname.base, build_fullname_~fullname.offset, build_fullname_~directory.base, build_fullname_~directory.offset, build_fullname_~filename.base, build_fullname_~filename.offset, build_fullname_~dest~0.base, build_fullname_~dest~0.offset;build_fullname_~fullname.base, build_fullname_~fullname.offset := build_fullname_#in~fullname.base, build_fullname_#in~fullname.offset;build_fullname_~directory.base, build_fullname_~directory.offset := build_fullname_#in~directory.base, build_fullname_#in~directory.offset;build_fullname_~filename.base, build_fullname_~filename.offset := build_fullname_#in~filename.base, build_fullname_#in~filename.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~fullname.base, build_fullname_~fullname.offset;call build_fullname_#t~mem8 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short10 := 47 == build_fullname_#t~mem8; 1633#L521 assume !build_fullname_#t~short10; 1639#L521-2 assume !build_fullname_#t~short10;havoc build_fullname_#t~short10;havoc build_fullname_#t~mem9;havoc build_fullname_#t~mem8;call build_fullname_#t~mem12 := read~int(build_fullname_~directory.base, build_fullname_~directory.offset, 1);build_fullname_#t~short14 := 46 != build_fullname_#t~mem12; 1649#L523 assume build_fullname_#t~short14; 1635#L523-2 assume build_fullname_#t~short14;havoc build_fullname_#t~mem13;havoc build_fullname_#t~short14;havoc build_fullname_#t~mem12;strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~directory.base, build_fullname_~directory.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1648#L508-3 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1647#L508-1 assume !(0 != strcpy_#t~mem4);havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset; 1646#L508-4 strcpy_#res.base, strcpy_#res.offset := strcpy_~res~0.base, strcpy_~res~0.offset; 1643#L509 build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset := strcpy_#res.base, strcpy_#res.offset;havoc build_fullname_#t~ret15.base, build_fullname_#t~ret15.offset;strchr_#in~t.base, strchr_#in~t.offset, strchr_#in~c := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 0;havoc strchr_#res.base, strchr_#res.offset;havoc strchr_#t~mem5, strchr_#t~mem6, strchr_#t~pre7.base, strchr_#t~pre7.offset, strchr_~t.base, strchr_~t.offset, strchr_~c, strchr_~ch~0;strchr_~t.base, strchr_~t.offset := strchr_#in~t.base, strchr_#in~t.offset;strchr_~c := strchr_#in~c;havoc strchr_~ch~0;strchr_~ch~0 := (if strchr_~c % 256 <= 127 then strchr_~c % 256 else strchr_~c % 256 - 256); 1636#L514-2 assume !false;call strchr_#t~mem5 := read~int(strchr_~t.base, strchr_~t.offset, 1); 1622#L515 assume !(strchr_#t~mem5 == strchr_~ch~0);havoc strchr_#t~mem5;call strchr_#t~mem6 := read~int(strchr_~t.base, strchr_~t.offset, 1); 1623#L515-2 assume 0 == strchr_#t~mem6;havoc strchr_#t~mem6;strchr_#res.base, strchr_#res.offset := 0, 0; 1628#L517 build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset := strchr_#res.base, strchr_#res.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;havoc build_fullname_#t~ret16.base, build_fullname_#t~ret16.offset;call write~int(47, build_fullname_~dest~0.base, build_fullname_~dest~0.offset, 1);build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;build_fullname_~dest~0.base, build_fullname_~dest~0.offset := build_fullname_~dest~0.base, 1 + build_fullname_~dest~0.offset;havoc build_fullname_#t~pre17.base, build_fullname_#t~pre17.offset; 1644#L523-4 strcpy_#in~s1.base, strcpy_#in~s1.offset, strcpy_#in~s2.base, strcpy_#in~s2.offset := build_fullname_~dest~0.base, build_fullname_~dest~0.offset, build_fullname_~filename.base, build_fullname_~filename.offset;havoc strcpy_#res.base, strcpy_#res.offset;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset, strcpy_#t~post3.base, strcpy_#t~post3.offset, strcpy_#t~mem4, strcpy_~s1.base, strcpy_~s1.offset, strcpy_~s2.base, strcpy_~s2.offset, strcpy_~res~0.base, strcpy_~res~0.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#in~s1.base, strcpy_#in~s1.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#in~s2.base, strcpy_#in~s2.offset;strcpy_~res~0.base, strcpy_~res~0.offset := strcpy_~s1.base, strcpy_~s1.offset; 1631#L508-8 [2021-10-11 00:22:50,209 INFO L796 eck$LassoCheckResult]: Loop: 1631#L508-8 strcpy_#t~post2.base, strcpy_#t~post2.offset := strcpy_~s1.base, strcpy_~s1.offset;strcpy_~s1.base, strcpy_~s1.offset := strcpy_#t~post2.base, 1 + strcpy_#t~post2.offset;strcpy_#t~post3.base, strcpy_#t~post3.offset := strcpy_~s2.base, strcpy_~s2.offset;strcpy_~s2.base, strcpy_~s2.offset := strcpy_#t~post3.base, 1 + strcpy_#t~post3.offset;call strcpy_#t~mem4 := read~int(strcpy_#t~post3.base, strcpy_#t~post3.offset, 1);call write~int(strcpy_#t~mem4, strcpy_#t~post2.base, strcpy_#t~post2.offset, 1); 1630#L508-6 assume !!(0 != strcpy_#t~mem4);havoc strcpy_#t~post3.base, strcpy_#t~post3.offset;havoc strcpy_#t~mem4;havoc strcpy_#t~post2.base, strcpy_#t~post2.offset; 1631#L508-8 [2021-10-11 00:22:50,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:50,209 INFO L82 PathProgramCache]: Analyzing trace with hash 1119402086, now seen corresponding path program 1 times [2021-10-11 00:22:50,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:50,210 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299246725] [2021-10-11 00:22:50,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:50,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:22:50,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:22:50,280 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299246725] [2021-10-11 00:22:50,280 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:22:50,281 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:22:50,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52305967] [2021-10-11 00:22:50,281 INFO L799 eck$LassoCheckResult]: stem already infeasible [2021-10-11 00:22:50,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:22:50,282 INFO L82 PathProgramCache]: Analyzing trace with hash 3590, now seen corresponding path program 4 times [2021-10-11 00:22:50,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:22:50,282 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521434472] [2021-10-11 00:22:50,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:22:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:50,285 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:50,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:22:50,288 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:22:50,289 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:22:50,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:22:50,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:22:50,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:22:50,378 INFO L87 Difference]: Start difference. First operand 32 states and 38 transitions. cyclomatic complexity: 9 Second operand 4 states. [2021-10-11 00:22:50,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:22:50,409 INFO L93 Difference]: Finished difference Result 29 states and 34 transitions. [2021-10-11 00:22:50,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:22:50,410 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 34 transitions. [2021-10-11 00:22:50,410 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:22:50,410 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 0 states and 0 transitions. [2021-10-11 00:22:50,410 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-11 00:22:50,411 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-11 00:22:50,411 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-11 00:22:50,411 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:22:50,411 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:50,411 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:50,411 INFO L595 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:22:50,411 INFO L427 BuchiCegarLoop]: ======== Iteration 10============ [2021-10-11 00:22:50,411 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:22:50,412 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:22:50,412 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-11 00:22:50,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 11.10 12:22:50 BoogieIcfgContainer [2021-10-11 00:22:50,419 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-11 00:22:50,421 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:22:50,422 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:22:50,422 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:22:50,422 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:22:17" (3/4) ... [2021-10-11 00:22:50,426 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 00:22:50,426 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:22:50,427 INFO L168 Benchmark]: Toolchain (without parser) took 33640.68 ms. Allocated memory was 111.1 MB in the beginning and 318.8 MB in the end (delta: 207.6 MB). Free memory was 84.5 MB in the beginning and 219.8 MB in the end (delta: -135.3 MB). Peak memory consumption was 75.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:50,427 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 54.9 MB in the beginning and 54.9 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:50,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 495.02 ms. Allocated memory is still 111.1 MB. Free memory was 84.5 MB in the beginning and 63.6 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:50,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.19 ms. Allocated memory is still 111.1 MB. Free memory was 63.6 MB in the beginning and 61.5 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:50,431 INFO L168 Benchmark]: Boogie Preprocessor took 43.18 ms. Allocated memory is still 111.1 MB. Free memory was 61.5 MB in the beginning and 59.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:50,431 INFO L168 Benchmark]: RCFGBuilder took 618.21 ms. Allocated memory is still 111.1 MB. Free memory was 59.8 MB in the beginning and 36.7 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:50,432 INFO L168 Benchmark]: BuchiAutomizer took 32423.84 ms. Allocated memory was 111.1 MB in the beginning and 318.8 MB in the end (delta: 207.6 MB). Free memory was 36.4 MB in the beginning and 219.8 MB in the end (delta: -183.4 MB). Peak memory consumption was 27.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:22:50,432 INFO L168 Benchmark]: Witness Printer took 4.63 ms. Allocated memory is still 318.8 MB. Free memory is still 219.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:22:50,435 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 54.9 MB in the beginning and 54.9 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 495.02 ms. Allocated memory is still 111.1 MB. Free memory was 84.5 MB in the beginning and 63.6 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 48.19 ms. Allocated memory is still 111.1 MB. Free memory was 63.6 MB in the beginning and 61.5 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 43.18 ms. Allocated memory is still 111.1 MB. Free memory was 61.5 MB in the beginning and 59.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 618.21 ms. Allocated memory is still 111.1 MB. Free memory was 59.8 MB in the beginning and 36.7 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 32423.84 ms. Allocated memory was 111.1 MB in the beginning and 318.8 MB in the end (delta: 207.6 MB). Free memory was 36.4 MB in the beginning and 219.8 MB in the end (delta: -183.4 MB). Peak memory consumption was 27.2 MB. Max. memory is 16.1 GB. * Witness Printer took 4.63 ms. Allocated memory is still 318.8 MB. Free memory is still 219.8 MB. There was no memory consumed. 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 9 terminating modules (4 trivial, 5 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 3 * unknown-#length-unknown[__builtin_alloca (file_len)] + -2 * s1 and consists of 7 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] + -1 * s2 and consists of 4 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] + -1 * s1 and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] + -1 * t and consists of 4 locations. One deterministic module has affine ranking function -1 * s1 + unknown-#length-unknown[__builtin_alloca (dir_len+file_len+2)] and consists of 8 locations. 4 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 32.3s and 10 iterations. TraceHistogramMax:2. Analysis of lassos took 30.3s. Construction of modules took 0.3s. Büchi inclusion checks took 1.4s. Highest rank in rank-based complementation 3. Minimization of det autom 7. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 20 StatesRemovedByMinimization, 8 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 33 states and ocurred in iteration 7. Nontrivial modules had stage [5, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 172 SDtfs, 200 SDslu, 215 SDs, 0 SdLazy, 252 SolverSat, 45 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU3 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital462 mio100 ax100 hnf100 lsp97 ukn68 mio100 lsp45 div100 bol100 ite100 ukn100 eq205 hnf86 smp99 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 53ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 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! Received shutdown request...