./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/functions_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/functions_1-2.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer --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 b8f4c21c5481f1b1c15b174aff4c6b7e56f63522 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:59:46,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:59:46,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:59:46,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:59:46,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:59:46,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:59:46,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:59:46,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:59:46,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:59:46,089 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:59:46,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:59:46,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:59:46,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:59:46,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:59:46,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:59:46,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:59:46,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:59:46,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:59:46,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:59:46,098 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:59:46,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:59:46,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:59:46,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:59:46,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:59:46,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:59:46,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:59:46,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:59:46,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:59:46,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:59:46,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:59:46,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:59:46,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:59:46,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:59:46,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:59:46,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:59:46,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:59:46,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:59:46,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:59:46,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:59:46,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:59:46,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:59:46,126 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-10-22 08:59:46,141 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:59:46,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:59:46,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:59:46,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:59:46,147 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:59:46,147 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-10-22 08:59:46,147 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-10-22 08:59:46,147 INFO L138 SettingsManager]: * Use old map elimination=false [2019-10-22 08:59:46,147 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-10-22 08:59:46,147 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-10-22 08:59:46,148 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-10-22 08:59:46,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:59:46,148 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:59:46,148 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:59:46,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:59:46,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:59:46,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:59:46,149 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-10-22 08:59:46,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-10-22 08:59:46,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-10-22 08:59:46,149 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:59:46,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:59:46,149 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-10-22 08:59:46,149 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:59:46,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-10-22 08:59:46,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:59:46,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:59:46,150 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-10-22 08:59:46,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:59:46,150 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:59:46,150 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-10-22 08:59:46,151 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-10-22 08:59:46,151 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer 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 -> b8f4c21c5481f1b1c15b174aff4c6b7e56f63522 [2019-10-22 08:59:46,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:59:46,198 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:59:46,201 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:59:46,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:59:46,205 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:59:46,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/functions_1-2.c [2019-10-22 08:59:46,254 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/data/77bcd9b7c/edc66eea2a1643cb90d714367cbf819a/FLAGd065a4913 [2019-10-22 08:59:46,638 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:59:46,638 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/sv-benchmarks/c/loop-acceleration/functions_1-2.c [2019-10-22 08:59:46,643 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/data/77bcd9b7c/edc66eea2a1643cb90d714367cbf819a/FLAGd065a4913 [2019-10-22 08:59:46,657 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/data/77bcd9b7c/edc66eea2a1643cb90d714367cbf819a [2019-10-22 08:59:46,660 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:59:46,661 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:59:46,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:46,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:59:46,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:59:46,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:46" (1/1) ... [2019-10-22 08:59:46,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@538b3fa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:46, skipping insertion in model container [2019-10-22 08:59:46,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:46" (1/1) ... [2019-10-22 08:59:46,675 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:59:46,690 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:59:46,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:46,850 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:59:46,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:46,939 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:59:46,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:46 WrapperNode [2019-10-22 08:59:46,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:46,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:46,941 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:59:46,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:59:46,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:46" (1/1) ... [2019-10-22 08:59:46,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:46" (1/1) ... [2019-10-22 08:59:46,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:46,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:59:46,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:59:46,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:59:46,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:46" (1/1) ... [2019-10-22 08:59:46,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:46" (1/1) ... [2019-10-22 08:59:46,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:46" (1/1) ... [2019-10-22 08:59:46,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:46" (1/1) ... [2019-10-22 08:59:46,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:46" (1/1) ... [2019-10-22 08:59:46,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:46" (1/1) ... [2019-10-22 08:59:46,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:46" (1/1) ... [2019-10-22 08:59:46,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:59:46,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:59:46,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:59:46,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:59:46,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:47,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:59:47,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:59:47,148 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:59:47,148 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-10-22 08:59:47,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:47 BoogieIcfgContainer [2019-10-22 08:59:47,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:59:47,151 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-10-22 08:59:47,151 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-10-22 08:59:47,155 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-10-22 08:59:47,156 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:59:47,156 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.10 08:59:46" (1/3) ... [2019-10-22 08:59:47,157 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@63a10017 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:59:47, skipping insertion in model container [2019-10-22 08:59:47,157 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:59:47,157 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:46" (2/3) ... [2019-10-22 08:59:47,157 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@63a10017 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.10 08:59:47, skipping insertion in model container [2019-10-22 08:59:47,158 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-10-22 08:59:47,158 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:47" (3/3) ... [2019-10-22 08:59:47,159 INFO L371 chiAutomizerObserver]: Analyzing ICFG functions_1-2.c [2019-10-22 08:59:47,199 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-10-22 08:59:47,200 INFO L357 BuchiCegarLoop]: Hoare is false [2019-10-22 08:59:47,200 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-10-22 08:59:47,200 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:59:47,200 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:59:47,200 INFO L361 BuchiCegarLoop]: Difference is false [2019-10-22 08:59:47,200 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:59:47,200 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-10-22 08:59:47,214 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-10-22 08:59:47,233 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-10-22 08:59:47,233 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:59:47,233 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:59:47,239 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 08:59:47,239 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-10-22 08:59:47,239 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-10-22 08:59:47,239 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2019-10-22 08:59:47,240 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2019-10-22 08:59:47,240 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-10-22 08:59:47,240 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-10-22 08:59:47,240 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-10-22 08:59:47,241 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2019-10-22 08:59:47,247 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 3#L17-2true [2019-10-22 08:59:47,247 INFO L793 eck$LassoCheckResult]: Loop: 3#L17-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 6#L11true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 3#L17-2true [2019-10-22 08:59:47,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:47,251 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-10-22 08:59:47,256 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:47,257 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082765760] [2019-10-22 08:59:47,257 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:47,257 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:47,257 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:47,322 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:59:47,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:47,323 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2019-10-22 08:59:47,324 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:47,324 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148213712] [2019-10-22 08:59:47,324 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:47,324 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:47,324 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:47,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:47,344 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:59:47,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:47,346 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 1 times [2019-10-22 08:59:47,346 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:47,346 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940406642] [2019-10-22 08:59:47,347 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:47,347 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:47,347 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:47,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:47,358 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:59:47,406 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:59:47,406 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:59:47,407 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:59:47,407 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:59:47,407 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:59:47,407 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:47,407 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:59:47,407 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:59:47,407 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Loop [2019-10-22 08:59:47,407 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:59:47,408 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:59:47,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:47,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:47,612 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2019-10-22 08:59:47,657 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:59:47,658 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:47,675 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:59:47,676 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:59:47,683 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:59:47,684 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:47,691 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:59:47,691 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:47,707 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:59:47,707 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-10-22 08:59:47,731 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:59:47,739 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:59:47,739 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:59:47,739 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:59:47,739 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:59:47,739 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:59:47,739 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:47,739 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:59:47,740 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:59:47,740 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Loop [2019-10-22 08:59:47,740 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:59:47,740 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:59:47,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:47,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:47,878 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:59:47,883 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:59:47,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:47,886 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:47,887 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:47,889 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:47,890 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:47,890 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:47,893 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:59:47,893 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:47,921 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:47,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:47,922 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:47,923 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:47,923 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:47,924 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:47,924 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:47,925 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:59:47,926 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:47,927 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:47,928 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:59:47,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:47,929 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:47,929 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:47,929 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:47,929 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:47,929 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:47,931 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:47,932 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:47,961 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:47,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:47,962 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:47,962 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:47,963 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:47,963 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:47,963 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:47,964 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:47,964 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:47,965 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:47,965 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:59:47,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:47,975 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:47,975 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:47,975 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:47,975 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:47,975 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:47,978 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:47,979 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,004 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:48,005 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:48,005 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:48,006 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:48,006 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:48,006 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:48,007 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:48,007 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,008 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,009 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:59:48,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:48,010 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:48,010 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:48,010 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:48,010 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:48,010 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:48,013 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:48,013 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,043 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:48,044 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:48,044 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:48,045 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:48,045 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:48,045 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:48,046 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:48,047 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,048 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,048 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:59:48,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:48,050 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:48,050 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:48,050 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:48,050 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:48,051 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:48,051 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:48,054 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:48,054 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,149 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:48,150 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:48,151 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:48,151 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:48,151 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:48,151 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:48,151 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:48,155 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:48,155 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,156 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,157 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:59:48,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:48,158 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:48,158 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:48,159 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:48,160 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:48,160 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:48,160 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:48,164 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:48,164 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,252 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:48,253 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:48,254 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:48,254 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:48,254 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:48,254 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:48,254 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:48,256 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:48,256 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,258 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,258 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:59:48,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:48,259 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:48,260 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:48,260 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:48,260 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:48,260 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:48,260 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:48,266 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:48,266 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,434 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:48,436 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:48,436 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:48,436 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:48,436 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:48,436 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:48,436 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:48,438 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:48,438 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,439 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,439 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:59:48,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:48,440 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:48,440 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:48,441 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:48,441 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:48,441 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:48,441 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:48,451 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:48,451 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,471 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:48,472 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:48,472 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:48,472 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:48,472 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:48,472 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:48,473 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:48,473 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:48,473 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,478 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,478 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:59:48,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:48,479 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:48,480 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:48,480 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:48,480 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:48,480 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:48,480 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:48,486 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:48,487 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,544 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:48,545 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:48,545 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:48,546 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:48,546 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:48,546 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:48,547 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:48,549 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:48,549 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:48,552 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:48,562 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:59:48,562 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:59:48,563 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:59:48,563 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:59:48,563 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:59:48,563 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:48,563 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:59:48,563 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:59:48,563 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Lasso [2019-10-22 08:59:48,563 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:59:48,564 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:59:48,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:48,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:48,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:48,700 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:59:48,700 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:59:48,706 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:59:48,707 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:48,711 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:59:48,711 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0=0} Honda state: {ULTIMATE.start_main_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:59:48,719 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:59:48,719 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:48,723 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-10-22 08:59:48,723 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:48,730 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:59:48,731 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:59:48,751 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:59:48,752 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:48,879 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:59:48,881 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:59:48,881 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:59:48,881 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:59:48,882 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:59:48,882 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:59:48,882 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:48,882 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:59:48,882 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:59:48,882 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Lasso [2019-10-22 08:59:48,882 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:59:48,882 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:59:48,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:48,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:48,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:49,015 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:59:49,015 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:59:49,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,016 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:49,016 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,016 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,016 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,016 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:49,017 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:59:49,017 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,018 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,020 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:49,021 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,021 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,021 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,022 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:49,022 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:59:49,022 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,023 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,024 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:49,025 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,025 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,025 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:49,032 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:49,032 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:59:49,047 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,047 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:59:49,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,049 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:49,050 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,050 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,050 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,050 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:49,051 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:49,051 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,051 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,052 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:49,052 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,052 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,053 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,053 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:49,053 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:49,053 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,056 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:49,057 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,057 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,057 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:49,060 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:59:49,060 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:59:49,091 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,093 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:59:49,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,099 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:49,100 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,100 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,100 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,100 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:49,100 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:49,101 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,101 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,104 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:49,104 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,104 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,104 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,104 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:49,105 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:49,105 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,106 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,107 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:49,107 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,107 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,107 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:49,112 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:59:49,112 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:59:49,152 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,153 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:59:49,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,153 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:49,154 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,154 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,154 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,155 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:49,155 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:49,155 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,156 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,157 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:49,157 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,157 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,157 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,158 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:49,158 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:49,159 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,160 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,161 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:49,161 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,161 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,161 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:49,166 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:59:49,176 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:59:49,244 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,245 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:59:49,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,246 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:49,247 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:49,247 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,248 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,248 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,248 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:49,248 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:49,249 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,249 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,252 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:49,252 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:49,252 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,253 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,253 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,253 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:49,253 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:49,253 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,254 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,255 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:49,255 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:49,255 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,255 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,255 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:49,258 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:59:49,260 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:59:49,361 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,362 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:59:49,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,367 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:49,368 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:49,368 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,368 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,368 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,368 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:49,369 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:49,369 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,370 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,370 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:49,371 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:49,371 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,371 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,371 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,371 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:49,372 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:49,372 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,372 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,373 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:49,373 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:49,374 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,374 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,374 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:49,381 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:59:49,383 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:59:49,570 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,572 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:59:49,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,573 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:49,573 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:49,573 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,574 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,574 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,574 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:49,575 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:49,579 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,580 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,581 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:49,581 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:49,581 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,581 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,581 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,581 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:49,584 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:49,585 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,585 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,586 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:49,586 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:49,586 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,587 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,587 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:49,598 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:59:49,598 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:59:49,945 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,946 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:59:49,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,946 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:49,947 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:49,947 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,947 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,947 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,947 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:49,947 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:49,947 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,948 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,949 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:49,949 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:49,949 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:49,949 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,950 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,950 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:49,950 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:49,951 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:49,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:49,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:49,953 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:49,953 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:49,953 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:49,953 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:49,953 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:49,956 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:59:49,956 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:59:50,035 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,036 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:59:50,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,036 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:50,037 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:50,037 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,037 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,037 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,037 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:50,038 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:50,038 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,039 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,040 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:50,040 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:50,041 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,041 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,041 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,041 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:50,041 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:50,042 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,044 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,045 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:50,045 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:50,045 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,045 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,045 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:50,052 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:59:50,052 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:59:50,353 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,354 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-10-22 08:59:50,354 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 3#L17-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 6#L11true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 3#L17-2true [2019-10-22 08:59:50,355 INFO L793 eck$LassoCheckResult]: Loop: 3#L17-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 6#L11true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 3#L17-2true [2019-10-22 08:59:50,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:50,355 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 2 times [2019-10-22 08:59:50,355 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:50,356 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636762642] [2019-10-22 08:59:50,356 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:50,356 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:50,356 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:50,365 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:59:50,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:50,365 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 2 times [2019-10-22 08:59:50,365 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:50,365 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530557823] [2019-10-22 08:59:50,365 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:50,366 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:50,366 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:50,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:50,372 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:59:50,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:50,373 INFO L82 PathProgramCache]: Analyzing trace with hash 29862436, now seen corresponding path program 3 times [2019-10-22 08:59:50,373 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:50,373 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897167991] [2019-10-22 08:59:50,373 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:50,373 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:50,373 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:59:50,381 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:59:50,411 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:59:50,411 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:59:50,411 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:59:50,411 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:59:50,411 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:59:50,411 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:50,411 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:59:50,411 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:59:50,412 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Loop [2019-10-22 08:59:50,412 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:59:50,412 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:59:50,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:50,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:50,516 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:59:50,516 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:59:50,522 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:59:50,522 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:59:50,541 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:59:50,541 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:50,556 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:59:50,558 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:59:50,559 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:59:50,559 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:59:50,559 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:59:50,559 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:59:50,559 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:50,559 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:59:50,559 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:59:50,559 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Loop [2019-10-22 08:59:50,559 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:59:50,559 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:59:50,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:50,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:50,663 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:59:50,664 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:59:50,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,664 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:50,665 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,665 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,665 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,665 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:50,665 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:59:50,665 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,666 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,670 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:50,670 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,670 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,670 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,670 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:50,671 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:59:50,671 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,673 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,673 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:59:50,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,674 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:50,675 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,675 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,675 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,675 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:50,676 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:50,676 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,676 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,677 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:50,677 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,677 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,677 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,677 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:50,678 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:50,679 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,682 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,682 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:59:50,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,683 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:50,684 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,684 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,684 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,684 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:50,684 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:50,685 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,685 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,686 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:50,687 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,687 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,687 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,687 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:50,688 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:50,689 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,696 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,696 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:59:50,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,697 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:50,697 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,697 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,697 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,697 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:50,698 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:50,698 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,699 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,700 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:50,700 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,700 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,700 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,700 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:50,701 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:50,701 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,707 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,708 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:59:50,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,709 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:50,709 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:50,709 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,709 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,709 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,710 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:50,710 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:50,710 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,711 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,712 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:50,712 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:50,713 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,713 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,713 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,713 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:50,714 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:50,714 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,729 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,730 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:59:50,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,731 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:50,732 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:50,732 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,732 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,732 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,732 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:50,733 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:50,733 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,734 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,737 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:50,738 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:50,738 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,738 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,738 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,738 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:50,741 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:50,742 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,788 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,788 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:59:50,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,790 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:50,791 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:50,791 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,791 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,791 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,791 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:50,792 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:50,793 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,793 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,794 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:50,795 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:50,795 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,795 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,796 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,796 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:50,800 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:50,800 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,915 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,915 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:59:50,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,916 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:50,916 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:50,916 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,916 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,916 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,916 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:50,917 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:50,917 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,918 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,919 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:50,919 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:50,919 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,920 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,920 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,920 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:50,921 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:50,921 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,933 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,934 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:59:50,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,935 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:50,936 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:50,936 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,936 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,936 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,937 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:50,937 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:50,937 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,939 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:50,941 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:50,941 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:50,942 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:50,942 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:50,942 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:50,942 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:50,944 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:50,944 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:50,966 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:50,994 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:59:50,994 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:59:50,994 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:59:50,994 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:59:50,994 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2019-10-22 08:59:50,994 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:50,994 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:59:50,994 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:59:50,994 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Lasso [2019-10-22 08:59:50,995 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:59:50,995 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:59:50,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:51,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:51,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:51,137 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:59:51,137 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:59:51,143 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-10-22 08:59:51,143 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a73019a1-4223-4313-bc35-5ee1cdb6f715/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-10-22 08:59:51,160 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-10-22 08:59:51,160 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:51,345 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-10-22 08:59:51,347 INFO L210 LassoAnalysis]: Preferences: [2019-10-22 08:59:51,347 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2019-10-22 08:59:51,347 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-10-22 08:59:51,347 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2019-10-22 08:59:51,347 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2019-10-22 08:59:51,347 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-10-22 08:59:51,347 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2019-10-22 08:59:51,347 INFO L130 ssoRankerPreferences]: Path of dumped script: [2019-10-22 08:59:51,348 INFO L131 ssoRankerPreferences]: Filename of dumped script: functions_1-2.c_Iteration1_Lasso [2019-10-22 08:59:51,348 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2019-10-22 08:59:51,348 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-10-22 08:59:51,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:51,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:51,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-10-22 08:59:51,494 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-10-22 08:59:51,494 INFO L489 LassoAnalysis]: Using template 'affine'. [2019-10-22 08:59:51,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,495 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:51,495 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:51,495 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,495 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,495 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:51,495 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:59:51,495 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:51,496 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:51,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,496 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:51,496 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,497 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,497 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:51,498 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:51,498 INFO L401 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-10-22 08:59:51,514 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:51,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,515 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:51,515 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:51,515 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,515 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,515 INFO L204 nArgumentSynthesizer]: 2 template conjuncts. [2019-10-22 08:59:51,515 INFO L400 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-10-22 08:59:51,516 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:51,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:51,516 INFO L489 LassoAnalysis]: Using template '2-nested'. [2019-10-22 08:59:51,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,517 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:51,517 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:51,517 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,517 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,517 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:51,517 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:51,517 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:51,518 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:51,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,519 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:51,519 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,519 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,519 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:51,522 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:59:51,522 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:59:51,545 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:51,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,545 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:51,546 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:51,546 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,546 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,546 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:51,546 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:51,547 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:51,547 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:51,547 INFO L489 LassoAnalysis]: Using template '3-nested'. [2019-10-22 08:59:51,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,548 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:51,548 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:51,548 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,548 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,548 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:51,548 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:51,549 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:51,549 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:51,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,550 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:51,550 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,550 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,550 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:51,553 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:59:51,554 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:59:51,619 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:51,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,619 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:51,620 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:51,620 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,620 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,620 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:51,620 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:51,620 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:51,621 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:51,621 INFO L489 LassoAnalysis]: Using template '4-nested'. [2019-10-22 08:59:51,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,621 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:51,622 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:51,622 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,622 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,622 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:51,623 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:51,623 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:51,623 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:51,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,624 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:51,624 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,624 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,624 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:51,628 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:59:51,629 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:59:51,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:51,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,763 INFO L337 nArgumentSynthesizer]: Template has degree 0. [2019-10-22 08:59:51,763 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:51,764 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,764 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,764 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:51,764 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:51,764 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:51,765 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:51,765 INFO L489 LassoAnalysis]: Using template '2-phase'. [2019-10-22 08:59:51,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,766 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:51,766 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:51,766 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:51,767 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,767 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,767 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:51,767 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:51,767 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:51,768 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:51,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:51,769 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:51,769 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:51,769 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:51,769 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:51,769 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:51,776 INFO L400 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-10-22 08:59:51,777 INFO L401 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-10-22 08:59:51,999 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:52,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:52,000 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:52,000 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:52,001 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:52,001 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:52,001 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:52,001 INFO L204 nArgumentSynthesizer]: 3 template conjuncts. [2019-10-22 08:59:52,001 INFO L400 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-10-22 08:59:52,002 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:52,002 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:52,003 INFO L489 LassoAnalysis]: Using template '3-phase'. [2019-10-22 08:59:52,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:52,004 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:52,004 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:52,004 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:52,004 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:52,004 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:52,004 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:52,005 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:52,005 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:52,006 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:52,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:52,007 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:52,007 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:52,007 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:52,008 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:52,008 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:52,013 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:59:52,013 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:59:52,479 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:52,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:52,480 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:52,481 INFO L337 nArgumentSynthesizer]: Template has degree 2. [2019-10-22 08:59:52,481 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:52,481 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:52,481 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:52,481 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:52,482 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:52,482 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:52,484 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:52,485 INFO L489 LassoAnalysis]: Using template '4-phase'. [2019-10-22 08:59:52,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:52,485 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:52,486 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:52,486 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:52,486 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:52,486 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:52,486 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:52,487 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:52,487 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:52,488 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:52,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:52,490 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:52,490 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:52,491 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:52,491 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:52,491 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:52,497 INFO L400 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-10-22 08:59:52,497 INFO L401 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-10-22 08:59:53,493 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:53,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:53,494 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:53,494 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:53,495 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:53,495 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:53,495 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:53,495 INFO L204 nArgumentSynthesizer]: 5 template conjuncts. [2019-10-22 08:59:53,496 INFO L400 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-10-22 08:59:53,496 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:53,497 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:53,497 INFO L489 LassoAnalysis]: Using template '2-lex'. [2019-10-22 08:59:53,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:53,498 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:53,498 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:53,498 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:53,498 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:53,498 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:53,498 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:53,499 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:53,499 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:53,500 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:53,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:53,500 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:53,501 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:53,501 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:53,501 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:53,501 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:53,504 INFO L400 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-10-22 08:59:53,505 INFO L401 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-10-22 08:59:53,635 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:53,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:53,636 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:53,636 INFO L337 nArgumentSynthesizer]: Template has degree 1. [2019-10-22 08:59:53,636 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:53,636 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:53,636 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:53,636 INFO L204 nArgumentSynthesizer]: 4 template conjuncts. [2019-10-22 08:59:53,637 INFO L400 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-10-22 08:59:53,637 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:53,638 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:53,638 INFO L489 LassoAnalysis]: Using template '3-lex'. [2019-10-22 08:59:53,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:53,639 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:53,639 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:53,639 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:53,640 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:53,640 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:53,640 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:53,640 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:53,640 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:53,641 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:53,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:53,643 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:53,643 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:53,643 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:53,643 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:53,643 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:53,648 INFO L400 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-10-22 08:59:53,648 INFO L401 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-10-22 08:59:54,623 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-10-22 08:59:54,624 WARN L332 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-10-22 08:59:54,624 INFO L337 nArgumentSynthesizer]: Template has degree 3. [2019-10-22 08:59:54,624 INFO L350 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-10-22 08:59:54,624 INFO L202 nArgumentSynthesizer]: 1 stem disjuncts [2019-10-22 08:59:54,625 INFO L203 nArgumentSynthesizer]: 1 loop disjuncts [2019-10-22 08:59:54,625 INFO L204 nArgumentSynthesizer]: 6 template conjuncts. [2019-10-22 08:59:54,625 INFO L400 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-10-22 08:59:54,626 INFO L401 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-10-22 08:59:54,629 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-10-22 08:59:54,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.10 08:59:54 BoogieIcfgContainer [2019-10-22 08:59:54,637 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-10-22 08:59:54,637 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:59:54,638 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:59:54,638 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:59:54,638 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:47" (3/4) ... [2019-10-22 08:59:54,643 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:59:54,643 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:59:54,645 INFO L168 Benchmark]: Toolchain (without parser) took 7983.39 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 306.2 MB). Free memory was 944.5 MB in the beginning and 856.2 MB in the end (delta: 88.4 MB). Peak memory consumption was 394.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:54,648 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:54,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -187.7 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:54,650 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:54,651 INFO L168 Benchmark]: Boogie Preprocessor took 14.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:54,653 INFO L168 Benchmark]: RCFGBuilder took 173.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:54,655 INFO L168 Benchmark]: BuchiAutomizer took 7486.16 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 171.4 MB). Free memory was 1.1 GB in the beginning and 856.2 MB in the end (delta: 256.4 MB). Peak memory consumption was 447.1 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:54,656 INFO L168 Benchmark]: Witness Printer took 5.92 ms. Allocated memory is still 1.3 GB. Free memory is still 856.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:54,658 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 277.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -187.7 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.34 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.12 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 173.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 7486.16 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 171.4 MB). Free memory was 1.1 GB in the beginning and 856.2 MB in the end (delta: 256.4 MB). Peak memory consumption was 447.1 MB. Max. memory is 11.5 GB. * Witness Printer took 5.92 ms. Allocated memory is still 1.3 GB. Free memory is still 856.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 7.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital28 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div240 bol100 ite100 ukn100 eq165 hnf61 smp95 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 981ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0;" "assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z;" "main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" Loop: "assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z;" "main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...