./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/EvenOdd03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/EvenOdd03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eda92234de2991558d0fa68c10405194bf8879d4d71f81bbe5c79bf2cf318fe2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 04:32:13,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 04:32:13,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 04:32:13,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 04:32:13,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 04:32:13,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 04:32:13,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 04:32:13,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 04:32:13,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 04:32:13,123 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 04:32:13,124 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 04:32:13,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 04:32:13,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 04:32:13,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 04:32:13,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 04:32:13,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 04:32:13,132 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 04:32:13,133 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 04:32:13,135 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 04:32:13,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 04:32:13,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 04:32:13,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 04:32:13,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 04:32:13,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 04:32:13,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 04:32:13,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 04:32:13,147 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 04:32:13,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 04:32:13,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 04:32:13,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 04:32:13,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 04:32:13,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 04:32:13,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 04:32:13,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 04:32:13,155 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 04:32:13,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 04:32:13,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 04:32:13,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 04:32:13,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 04:32:13,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 04:32:13,158 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 04:32:13,159 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-19 04:32:13,184 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 04:32:13,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 04:32:13,184 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 04:32:13,185 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 04:32:13,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 04:32:13,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 04:32:13,186 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 04:32:13,187 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-19 04:32:13,187 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-19 04:32:13,187 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-19 04:32:13,187 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-19 04:32:13,188 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-19 04:32:13,188 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-19 04:32:13,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 04:32:13,188 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 04:32:13,189 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-19 04:32:13,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 04:32:13,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 04:32:13,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 04:32:13,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-19 04:32:13,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-19 04:32:13,190 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-19 04:32:13,190 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 04:32:13,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 04:32:13,191 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-19 04:32:13,191 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 04:32:13,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-19 04:32:13,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 04:32:13,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 04:32:13,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 04:32:13,192 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-19 04:32:13,193 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 04:32:13,194 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-19 04:32:13,194 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_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eda92234de2991558d0fa68c10405194bf8879d4d71f81bbe5c79bf2cf318fe2 [2021-11-19 04:32:13,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 04:32:13,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 04:32:13,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 04:32:13,510 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 04:32:13,512 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 04:32:13,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/../../sv-benchmarks/c/recursive/EvenOdd03.c [2021-11-19 04:32:13,577 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/data/d71394673/be9a832497eb4a1fad673f0b24f9d816/FLAGb92455083 [2021-11-19 04:32:14,015 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 04:32:14,016 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/sv-benchmarks/c/recursive/EvenOdd03.c [2021-11-19 04:32:14,022 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/data/d71394673/be9a832497eb4a1fad673f0b24f9d816/FLAGb92455083 [2021-11-19 04:32:14,412 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/data/d71394673/be9a832497eb4a1fad673f0b24f9d816 [2021-11-19 04:32:14,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 04:32:14,415 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 04:32:14,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 04:32:14,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 04:32:14,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 04:32:14,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:32:14" (1/1) ... [2021-11-19 04:32:14,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1160584c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:32:14, skipping insertion in model container [2021-11-19 04:32:14,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:32:14" (1/1) ... [2021-11-19 04:32:14,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 04:32:14,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 04:32:14,630 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/sv-benchmarks/c/recursive/EvenOdd03.c[974,987] [2021-11-19 04:32:14,631 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 04:32:14,639 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 04:32:14,652 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/sv-benchmarks/c/recursive/EvenOdd03.c[974,987] [2021-11-19 04:32:14,652 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 04:32:14,664 INFO L208 MainTranslator]: Completed translation [2021-11-19 04:32:14,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:32:14 WrapperNode [2021-11-19 04:32:14,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 04:32:14,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 04:32:14,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 04:32:14,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 04:32:14,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:32:14" (1/1) ... [2021-11-19 04:32:14,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:32:14" (1/1) ... [2021-11-19 04:32:14,698 INFO L137 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2021-11-19 04:32:14,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 04:32:14,699 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 04:32:14,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 04:32:14,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 04:32:14,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:32:14" (1/1) ... [2021-11-19 04:32:14,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:32:14" (1/1) ... [2021-11-19 04:32:14,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:32:14" (1/1) ... [2021-11-19 04:32:14,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:32:14" (1/1) ... [2021-11-19 04:32:14,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:32:14" (1/1) ... [2021-11-19 04:32:14,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:32:14" (1/1) ... [2021-11-19 04:32:14,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:32:14" (1/1) ... [2021-11-19 04:32:14,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 04:32:14,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 04:32:14,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 04:32:14,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 04:32:14,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:32:14" (1/1) ... [2021-11-19 04:32:14,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:14,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:14,755 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:14,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-19 04:32:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 04:32:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure isEven [2021-11-19 04:32:14,808 INFO L138 BoogieDeclarations]: Found implementation of procedure isEven [2021-11-19 04:32:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 04:32:14,808 INFO L130 BoogieDeclarations]: Found specification of procedure isOdd [2021-11-19 04:32:14,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isOdd [2021-11-19 04:32:14,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 04:32:14,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 04:32:14,873 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 04:32:14,874 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 04:32:14,980 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 04:32:14,986 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 04:32:14,987 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-19 04:32:14,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:32:14 BoogieIcfgContainer [2021-11-19 04:32:14,989 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 04:32:14,990 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-19 04:32:14,990 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-19 04:32:14,996 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-19 04:32:14,996 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-19 04:32:14,997 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 04:32:14" (1/3) ... [2021-11-19 04:32:15,002 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@32e3aa52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 04:32:15, skipping insertion in model container [2021-11-19 04:32:15,002 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-19 04:32:15,002 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:32:14" (2/3) ... [2021-11-19 04:32:15,003 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@32e3aa52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 04:32:15, skipping insertion in model container [2021-11-19 04:32:15,003 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-19 04:32:15,003 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:32:14" (3/3) ... [2021-11-19 04:32:15,004 INFO L388 chiAutomizerObserver]: Analyzing ICFG EvenOdd03.c [2021-11-19 04:32:15,062 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-19 04:32:15,062 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-19 04:32:15,062 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-19 04:32:15,063 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-19 04:32:15,063 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-19 04:32:15,063 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-19 04:32:15,063 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-19 04:32:15,063 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-19 04:32:15,108 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-19 04:32:15,140 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-11-19 04:32:15,141 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-19 04:32:15,141 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-19 04:32:15,153 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-11-19 04:32:15,153 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 04:32:15,153 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-19 04:32:15,159 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-19 04:32:15,163 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-11-19 04:32:15,163 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-19 04:32:15,163 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-19 04:32:15,164 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-11-19 04:32:15,164 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 04:32:15,170 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(12, 2);call #Ultimate.allocInit(12, 3); 12#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~ret7#1, main_~n~0#1, main_~result~0#1, main_~mod~0#1;main_~n~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1; 17#L41true assume !(main_~n~0#1 < 0); 5#L44true call main_#t~ret7#1 := isEven(main_~n~0#1);< 6#isEvenENTRYtrue [2021-11-19 04:32:15,171 INFO L793 eck$LassoCheckResult]: Loop: 6#isEvenENTRYtrue ~n := #in~n; 9#L29true assume !(0 == ~n); 11#L31true assume !(1 == ~n); 14#L34true call #t~ret5 := isOdd(~n - 1);< 18#isOddENTRYtrue ~n := #in~n; 10#L19true assume !(0 == ~n); 8#L21true assume !(1 == ~n); 15#L24true call #t~ret4 := isEven(~n - 1);< 6#isEvenENTRYtrue [2021-11-19 04:32:15,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:32:15,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1664500, now seen corresponding path program 1 times [2021-11-19 04:32:15,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:32:15,218 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557782929] [2021-11-19 04:32:15,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:32:15,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:32:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:32:15,294 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-19 04:32:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:32:15,324 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-19 04:32:15,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:32:15,328 INFO L85 PathProgramCache]: Analyzing trace with hash 2012601927, now seen corresponding path program 1 times [2021-11-19 04:32:15,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:32:15,330 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246581585] [2021-11-19 04:32:15,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:32:15,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:32:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:32:15,357 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-19 04:32:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:32:15,385 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-19 04:32:15,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:32:15,388 INFO L85 PathProgramCache]: Analyzing trace with hash 198156602, now seen corresponding path program 1 times [2021-11-19 04:32:15,389 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 04:32:15,389 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665652140] [2021-11-19 04:32:15,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 04:32:15,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 04:32:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:32:15,403 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-19 04:32:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-19 04:32:15,420 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-19 04:32:15,741 INFO L210 LassoAnalysis]: Preferences: [2021-11-19 04:32:15,742 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-19 04:32:15,742 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-19 04:32:15,742 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-19 04:32:15,743 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-19 04:32:15,743 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:15,743 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-19 04:32:15,743 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-19 04:32:15,744 INFO L133 ssoRankerPreferences]: Filename of dumped script: EvenOdd03.c_Iteration1_Loop [2021-11-19 04:32:15,744 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-19 04:32:15,744 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-19 04:32:15,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:15,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:15,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:15,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:15,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:15,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:15,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:15,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:15,945 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-19 04:32:15,945 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-19 04:32:15,947 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:15,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:15,950 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:15,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-19 04:32:15,954 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-19 04:32:15,954 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:32:15,979 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-19 04:32:15,980 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isOdd_#in~n=0} Honda state: {isOdd_#in~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-19 04:32:16,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-11-19 04:32:16,016 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:16,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:16,018 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:16,021 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-19 04:32:16,021 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:32:16,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-19 04:32:16,045 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-19 04:32:16,046 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isEven_#t~ret5=0} Honda state: {isEven_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-19 04:32:16,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:16,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:16,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:16,086 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:16,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-19 04:32:16,092 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-19 04:32:16,092 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:32:16,100 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-19 04:32:16,101 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isOdd_~n=0} Honda state: {isOdd_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-19 04:32:16,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:16,123 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:16,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:16,133 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:16,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-19 04:32:16,138 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-19 04:32:16,139 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:32:16,148 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-19 04:32:16,148 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isEven_#res=0} Honda state: {isEven_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-19 04:32:16,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:16,171 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:16,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:16,177 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:16,180 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-19 04:32:16,180 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:32:16,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-19 04:32:16,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:16,221 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:16,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:16,222 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:16,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-19 04:32:16,235 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-19 04:32:16,235 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:32:16,315 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-19 04:32:16,315 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isEven_#in~n=-7} Honda state: {isEven_#in~n=-7} Generalized eigenvectors: [{isEven_#in~n=0}, {isEven_#in~n=0}, {isEven_#in~n=-2}] Lambdas: [0, 1, 1] Nus: [1, 0] [2021-11-19 04:32:16,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-11-19 04:32:16,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:16,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:16,344 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:16,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-19 04:32:16,348 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-19 04:32:16,348 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:32:16,381 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-19 04:32:16,382 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isOdd_#res=0} Honda state: {isOdd_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-19 04:32:16,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:16,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:16,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:16,418 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:16,482 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-19 04:32:16,482 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:32:16,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-19 04:32:16,530 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-19 04:32:16,530 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isEven_~n=0} Honda state: {isEven_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-19 04:32:16,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:16,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:16,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:16,570 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:16,576 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-19 04:32:16,576 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-19 04:32:16,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-19 04:32:16,602 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-19 04:32:16,602 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isOdd_#t~ret4=0} Honda state: {isOdd_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-19 04:32:16,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:16,932 INFO L210 LassoAnalysis]: Preferences: [2021-11-19 04:32:16,932 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-19 04:32:16,932 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-19 04:32:16,932 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-19 04:32:16,932 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-19 04:32:16,932 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:16,933 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-19 04:32:16,933 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-19 04:32:16,933 INFO L133 ssoRankerPreferences]: Filename of dumped script: EvenOdd03.c_Iteration1_Lasso [2021-11-19 04:32:16,934 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-19 04:32:16,936 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-19 04:32:16,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:16,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:16,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:16,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:16,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:16,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-19 04:32:17,292 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-19 04:32:17,296 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-19 04:32:17,298 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:17,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:17,302 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:17,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:17,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-19 04:32:17,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:17,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:32:17,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:17,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:17,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:17,316 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:32:17,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:32:17,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:17,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:17,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:17,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:17,348 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:17,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-19 04:32:17,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:17,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:17,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:32:17,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:17,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:17,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:17,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:32:17,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:32:17,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:17,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:17,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:17,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:17,419 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:17,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-19 04:32:17,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:17,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:17,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:17,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:17,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:17,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:32:17,441 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-19 04:32:17,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:17,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:17,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:17,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:17,500 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:17,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-19 04:32:17,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:17,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:17,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:17,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:17,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:17,517 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:32:17,517 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-19 04:32:17,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:17,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:17,583 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:17,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:17,586 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:17,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:17,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:17,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:17,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:17,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:17,608 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:32:17,608 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-19 04:32:17,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-19 04:32:17,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:17,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:17,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:17,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:17,650 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:17,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-19 04:32:17,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:17,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:17,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:17,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:17,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:17,666 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:32:17,666 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-19 04:32:17,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:17,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:17,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:17,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:17,732 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:17,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-19 04:32:17,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:17,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:17,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:17,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:17,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:17,749 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:32:17,749 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-19 04:32:17,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:17,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:17,794 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:17,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:17,795 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:17,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:17,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-19 04:32:17,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:17,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:32:17,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:17,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:17,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:17,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:32:17,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:32:17,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:17,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:17,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:17,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:17,839 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:17,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-19 04:32:17,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:17,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:17,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:17,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:17,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:17,851 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:32:17,851 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-19 04:32:17,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:17,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:17,899 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:17,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:17,900 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:17,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:17,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:17,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:17,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:17,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:17,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:32:17,925 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-19 04:32:17,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-19 04:32:17,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:17,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:17,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:17,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:17,986 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:17,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:18,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:18,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:18,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:18,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:18,005 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:32:18,006 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-19 04:32:18,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-19 04:32:18,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:18,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:18,065 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:18,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:18,066 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:18,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:18,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:18,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:18,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:18,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:18,083 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:32:18,083 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-19 04:32:18,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-19 04:32:18,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:18,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:18,133 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:18,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:18,135 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:18,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:18,147 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:18,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:18,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:18,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:18,153 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-19 04:32:18,153 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-19 04:32:18,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-19 04:32:18,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:18,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:18,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:18,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:18,201 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:18,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:18,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:18,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:32:18,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:18,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:18,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:18,213 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:32:18,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:32:18,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-19 04:32:18,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:18,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:18,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:18,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:18,262 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:18,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:18,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:18,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:32:18,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:18,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:18,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:18,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:32:18,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:32:18,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-19 04:32:18,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:18,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:18,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:18,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:18,325 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:18,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:18,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:18,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:32:18,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:18,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:18,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:18,342 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:32:18,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:32:18,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-19 04:32:18,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:18,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:18,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:18,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:18,393 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:18,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:18,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:18,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:32:18,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:18,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:18,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:18,405 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:32:18,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:32:18,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-19 04:32:18,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:18,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:18,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:18,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:18,453 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:18,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-19 04:32:18,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:18,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:18,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:32:18,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:18,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:18,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:18,467 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:32:18,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:32:18,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:18,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:18,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:18,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:18,518 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:18,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:18,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:18,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:32:18,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:18,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:18,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:18,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:32:18,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:32:18,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-19 04:32:18,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:18,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:18,577 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:18,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:18,578 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:18,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:18,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-19 04:32:18,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:18,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:32:18,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:18,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:18,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:18,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:32:18,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:32:18,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:18,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:18,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:18,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:18,611 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:18,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-19 04:32:18,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:18,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:18,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-19 04:32:18,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:18,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-19 04:32:18,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:18,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-19 04:32:18,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-19 04:32:18,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-19 04:32:18,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-11-19 04:32:18,640 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:18,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:18,641 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:18,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-19 04:32:18,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-19 04:32:18,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-19 04:32:18,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-19 04:32:18,650 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-19 04:32:18,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-19 04:32:18,659 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-19 04:32:18,659 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-19 04:32:18,680 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-19 04:32:18,696 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-11-19 04:32:18,697 INFO L444 ModelExtractionUtils]: 4 out of 11 variables were initially zero. Simplification set additionally 4 variables to zero. [2021-11-19 04:32:18,698 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-19 04:32:18,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 04:32:18,705 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-19 04:32:18,712 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-19 04:32:18,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-19 04:32:18,745 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-11-19 04:32:18,745 INFO L513 LassoAnalysis]: Proved termination. [2021-11-19 04:32:18,745 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(isEven_#in~n) = 1*isEven_#in~n Supporting invariants [1*isEven_#in~n >= 0] [2021-11-19 04:32:18,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:18,783 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2021-11-19 04:32:18,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 04:32:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 04:32:18,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-19 04:32:18,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 04:32:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 04:32:18,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-19 04:32:18,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 04:32:19,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-11-19 04:32:19,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 04:32:19,195 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 7 loop predicates [2021-11-19 04:32:19,196 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 9 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 04:32:19,530 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 9 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 77 states and 90 transitions. Complement of second has 25 states. [2021-11-19 04:32:19,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 2 stem states 7 non-accepting loop states 1 accepting loop states [2021-11-19 04:32:19,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 04:32:19,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 27 transitions. [2021-11-19 04:32:19,550 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 27 transitions. Stem has 4 letters. Loop has 8 letters. [2021-11-19 04:32:19,554 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-19 04:32:19,554 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 27 transitions. Stem has 12 letters. Loop has 8 letters. [2021-11-19 04:32:19,555 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-19 04:32:19,555 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 27 transitions. Stem has 4 letters. Loop has 16 letters. [2021-11-19 04:32:19,555 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-19 04:32:19,556 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 77 states and 90 transitions. [2021-11-19 04:32:19,570 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-19 04:32:19,573 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 77 states to 0 states and 0 transitions. [2021-11-19 04:32:19,574 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-19 04:32:19,574 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-19 04:32:19,574 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-19 04:32:19,575 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-19 04:32:19,575 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-19 04:32:19,575 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-19 04:32:19,575 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-19 04:32:19,575 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-19 04:32:19,575 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-19 04:32:19,575 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-19 04:32:19,576 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-19 04:32:19,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 04:32:19 BoogieIcfgContainer [2021-11-19 04:32:19,582 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-19 04:32:19,583 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 04:32:19,583 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 04:32:19,583 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 04:32:19,584 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:32:14" (3/4) ... [2021-11-19 04:32:19,586 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-19 04:32:19,587 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 04:32:19,588 INFO L158 Benchmark]: Toolchain (without parser) took 5171.86ms. Allocated memory was 115.3MB in the beginning and 157.3MB in the end (delta: 41.9MB). Free memory was 73.5MB in the beginning and 107.0MB in the end (delta: -33.5MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2021-11-19 04:32:19,588 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 04:32:19,588 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.73ms. Allocated memory is still 115.3MB. Free memory was 73.2MB in the beginning and 90.0MB in the end (delta: -16.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-19 04:32:19,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.31ms. Allocated memory is still 115.3MB. Free memory was 90.0MB in the beginning and 88.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 04:32:19,589 INFO L158 Benchmark]: Boogie Preprocessor took 17.65ms. Allocated memory is still 115.3MB. Free memory was 88.6MB in the beginning and 87.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 04:32:19,590 INFO L158 Benchmark]: RCFGBuilder took 271.29ms. Allocated memory is still 115.3MB. Free memory was 87.6MB in the beginning and 78.5MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-19 04:32:19,591 INFO L158 Benchmark]: BuchiAutomizer took 4592.54ms. Allocated memory was 115.3MB in the beginning and 157.3MB in the end (delta: 41.9MB). Free memory was 78.5MB in the beginning and 107.0MB in the end (delta: -28.5MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2021-11-19 04:32:19,591 INFO L158 Benchmark]: Witness Printer took 4.01ms. Allocated memory is still 157.3MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 04:32:19,594 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 89.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 243.73ms. Allocated memory is still 115.3MB. Free memory was 73.2MB in the beginning and 90.0MB in the end (delta: -16.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.31ms. Allocated memory is still 115.3MB. Free memory was 90.0MB in the beginning and 88.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.65ms. Allocated memory is still 115.3MB. Free memory was 88.6MB in the beginning and 87.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 271.29ms. Allocated memory is still 115.3MB. Free memory was 87.6MB in the beginning and 78.5MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 4592.54ms. Allocated memory was 115.3MB in the beginning and 157.3MB in the end (delta: 41.9MB). Free memory was 78.5MB in the beginning and 107.0MB in the end (delta: -28.5MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Witness Printer took 4.01ms. Allocated memory is still 157.3MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 98 IncrementalHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 14 mSDtfsCounter, 98 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital53 mio100 ax100 hnf94 lsp64 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq191 hnf97 smp100 dnf495 smp16 tf103 neg94 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 105ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-19 04:32:19,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e174f38f-e3b6-480f-9a2a-b0d35e86d24d/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE