./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loop-acceleration/functions_1-1.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/loop-acceleration/functions_1-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 f0ae8481cb7d66387a2e77b5a671f790dc346fc7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 02:06:57,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 02:06:57,243 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 02:06:57,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 02:06:57,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 02:06:57,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 02:06:57,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 02:06:57,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 02:06:57,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 02:06:57,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 02:06:57,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 02:06:57,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 02:06:57,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 02:06:57,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 02:06:57,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 02:06:57,276 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 02:06:57,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 02:06:57,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 02:06:57,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 02:06:57,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 02:06:57,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 02:06:57,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 02:06:57,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 02:06:57,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 02:06:57,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 02:06:57,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 02:06:57,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 02:06:57,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 02:06:57,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 02:06:57,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 02:06:57,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 02:06:57,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 02:06:57,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 02:06:57,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 02:06:57,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 02:06:57,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 02:06:57,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 02:06:57,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 02:06:57,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 02:06:57,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 02:06:57,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 02:06:57,324 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-07-29 02:06:57,368 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 02:06:57,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 02:06:57,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 02:06:57,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 02:06:57,374 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 02:06:57,374 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-29 02:06:57,374 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-07-29 02:06:57,375 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-29 02:06:57,375 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-29 02:06:57,375 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-29 02:06:57,376 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-29 02:06:57,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 02:06:57,379 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-29 02:06:57,379 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 02:06:57,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 02:06:57,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-29 02:06:57,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 02:06:57,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-07-29 02:06:57,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-07-29 02:06:57,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-07-29 02:06:57,382 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-29 02:06:57,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-29 02:06:57,382 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-29 02:06:57,383 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 02:06:57,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-07-29 02:06:57,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 02:06:57,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 02:06:57,384 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-29 02:06:57,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 02:06:57,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 02:06:57,386 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 02:06:57,387 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-07-29 02:06:57,389 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-07-29 02:06:57,389 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> f0ae8481cb7d66387a2e77b5a671f790dc346fc7 [2020-07-29 02:06:57,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 02:06:57,750 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 02:06:57,754 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 02:06:57,756 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 02:06:57,756 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 02:06:57,757 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-acceleration/functions_1-1.c [2020-07-29 02:06:57,833 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b63f9c27/7f825dc76859459585215f764fc3e048/FLAG611a1b5aa [2020-07-29 02:06:58,274 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 02:06:58,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-acceleration/functions_1-1.c [2020-07-29 02:06:58,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b63f9c27/7f825dc76859459585215f764fc3e048/FLAG611a1b5aa [2020-07-29 02:06:58,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b63f9c27/7f825dc76859459585215f764fc3e048 [2020-07-29 02:06:58,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 02:06:58,642 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-29 02:06:58,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 02:06:58,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 02:06:58,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 02:06:58,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 02:06:58" (1/1) ... [2020-07-29 02:06:58,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61f5f43c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 02:06:58, skipping insertion in model container [2020-07-29 02:06:58,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 02:06:58" (1/1) ... [2020-07-29 02:06:58,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 02:06:58,684 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 02:06:58,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 02:06:58,872 INFO L203 MainTranslator]: Completed pre-run [2020-07-29 02:06:58,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 02:06:58,904 INFO L208 MainTranslator]: Completed translation [2020-07-29 02:06:58,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 02:06:58 WrapperNode [2020-07-29 02:06:58,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 02:06:58,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-29 02:06:58,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-29 02:06:58,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-29 02:06:58,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 02:06:58" (1/1) ... [2020-07-29 02:06:58,921 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 02:06:58" (1/1) ... [2020-07-29 02:06:59,000 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-29 02:06:59,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-29 02:06:59,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-29 02:06:59,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-29 02:06:59,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 02:06:58" (1/1) ... [2020-07-29 02:06:59,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 02:06:58" (1/1) ... [2020-07-29 02:06:59,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 02:06:58" (1/1) ... [2020-07-29 02:06:59,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 02:06:58" (1/1) ... [2020-07-29 02:06:59,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 02:06:58" (1/1) ... [2020-07-29 02:06:59,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 02:06:58" (1/1) ... [2020-07-29 02:06:59,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 02:06:58" (1/1) ... [2020-07-29 02:06:59,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-29 02:06:59,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-29 02:06:59,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-29 02:06:59,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-29 02:06:59,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 02:06:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-07-29 02:06:59,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-29 02:06:59,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-29 02:06:59,288 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-29 02:06:59,288 INFO L295 CfgBuilder]: Removed 9 assume(true) statements. [2020-07-29 02:06:59,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 02:06:59 BoogieIcfgContainer [2020-07-29 02:06:59,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-29 02:06:59,293 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-29 02:06:59,294 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-29 02:06:59,298 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-29 02:06:59,300 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 02:06:59,300 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.07 02:06:58" (1/3) ... [2020-07-29 02:06:59,302 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41f7e004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 02:06:59, skipping insertion in model container [2020-07-29 02:06:59,302 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 02:06:59,302 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 02:06:58" (2/3) ... [2020-07-29 02:06:59,303 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41f7e004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 02:06:59, skipping insertion in model container [2020-07-29 02:06:59,303 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 02:06:59,303 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 02:06:59" (3/3) ... [2020-07-29 02:06:59,305 INFO L371 chiAutomizerObserver]: Analyzing ICFG functions_1-1.c [2020-07-29 02:06:59,409 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-29 02:06:59,413 INFO L357 BuchiCegarLoop]: Hoare is false [2020-07-29 02:06:59,414 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-29 02:06:59,414 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-29 02:06:59,414 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-29 02:06:59,414 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-29 02:06:59,414 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-29 02:06:59,415 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-29 02:06:59,438 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2020-07-29 02:06:59,472 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-29 02:06:59,472 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 02:06:59,472 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 02:06:59,478 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-29 02:06:59,478 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-07-29 02:06:59,479 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-29 02:06:59,479 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states. [2020-07-29 02:06:59,481 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2020-07-29 02:06:59,482 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 02:06:59,482 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 02:06:59,482 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-29 02:06:59,482 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2020-07-29 02:06:59,490 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 3#L17-2true [2020-07-29 02:06:59,491 INFO L796 eck$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 [2020-07-29 02:06:59,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 02:06:59,497 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2020-07-29 02:06:59,504 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 02:06:59,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270510094] [2020-07-29 02:06:59,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 02:06:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 02:06:59,577 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 02:06:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 02:06:59,580 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 02:06:59,600 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 02:06:59,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 02:06:59,602 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2020-07-29 02:06:59,602 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 02:06:59,603 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182198719] [2020-07-29 02:06:59,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 02:06:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 02:06:59,623 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 02:06:59,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 02:06:59,634 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 02:06:59,637 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 02:06:59,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 02:06:59,639 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 1 times [2020-07-29 02:06:59,640 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 02:06:59,640 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7373821] [2020-07-29 02:06:59,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 02:06:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 02:06:59,651 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 02:06:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 02:06:59,660 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 02:06:59,663 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 02:06:59,753 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 02:06:59,754 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 02:06:59,755 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 02:06:59,755 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 02:06:59,755 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-29 02:06:59,756 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:06:59,756 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 02:06:59,756 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 02:06:59,756 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Loop [2020-07-29 02:06:59,757 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 02:06:59,757 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 02:06:59,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:06:59,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:00,070 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 02:07:00,071 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:00,086 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 02:07:00,086 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:00,098 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 02:07:00,099 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-07-29 02:07:00,139 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 02:07:00,139 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-07-29 02:07:00,178 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-29 02:07:00,178 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 02:07:12,241 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2020-07-29 02:07:12,245 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 02:07:12,245 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 02:07:12,245 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 02:07:12,246 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 02:07:12,246 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-29 02:07:12,246 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:12,246 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 02:07:12,247 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 02:07:12,247 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Loop [2020-07-29 02:07:12,247 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 02:07:12,249 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 02:07:12,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:12,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:12,478 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 02:07:12,486 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:12,496 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 [2020-07-29 02:07:12,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:12,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:12,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:12,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:12,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 02:07:12,511 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 02:07:12,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:12,518 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:12,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:12,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:12,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:12,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:12,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:12,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 02:07:12,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 02:07:12,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:12,569 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:12,603 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:12,607 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 [2020-07-29 02:07:12,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:12,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:12,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:12,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:12,612 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:12,622 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:12,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:12,631 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:12,669 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 [2020-07-29 02:07:12,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:12,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:12,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:12,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:12,673 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:12,675 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:12,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:12,678 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:12,704 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:12,718 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 [2020-07-29 02:07:12,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:12,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:12,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:12,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:12,722 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:12,728 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:12,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:12,736 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:12,762 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 [2020-07-29 02:07:12,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:12,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:12,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:12,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:12,765 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:12,767 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:12,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:12,770 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:12,804 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:12,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:12,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:12,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:12,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:12,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:12,819 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:12,839 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:12,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:12,856 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:12,906 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 [2020-07-29 02:07:12,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:12,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:12,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:12,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:12,911 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:12,913 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:12,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:12,917 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:12,957 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:12,974 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 [2020-07-29 02:07:12,976 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:12,977 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:12,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:12,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:12,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:12,978 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:12,985 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:12,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:13,007 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:13,055 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 [2020-07-29 02:07:13,057 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:13,058 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:13,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:13,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:13,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:13,059 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:13,062 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:13,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:13,066 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:13,102 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:13,115 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 [2020-07-29 02:07:13,123 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:13,123 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 02:07:13,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:13,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:13,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:13,124 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:13,138 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:13,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:13,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:13,211 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 [2020-07-29 02:07:13,214 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:13,214 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 02:07:13,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:13,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:13,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:13,215 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:13,219 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:13,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:13,226 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:13,255 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:13,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 02:07:13,264 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:13,264 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:13,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:13,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:13,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:13,265 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:13,283 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:13,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:13,326 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:13,381 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 [2020-07-29 02:07:13,386 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:13,386 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:13,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:13,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:13,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:13,387 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:13,391 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:13,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:13,403 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:13,436 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:13,451 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 [2020-07-29 02:07:13,455 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:13,455 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:13,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:13,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:13,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:13,457 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:13,463 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:13,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:13,476 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 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 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:13,514 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 [2020-07-29 02:07:13,517 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:13,517 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:13,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:13,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:13,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:13,520 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:13,524 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:13,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:13,532 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:13,565 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 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 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:13,573 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 [2020-07-29 02:07:13,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:13,577 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:13,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:13,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:13,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:13,578 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 02:07:13,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 02:07:13,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:13,610 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:13,649 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 [2020-07-29 02:07:13,652 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:13,652 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:13,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:13,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:13,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:13,653 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 02:07:13,655 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 02:07:13,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:13,660 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:13,700 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 02:07:13,700 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 02:07:13,700 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 02:07:13,700 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 02:07:13,700 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-29 02:07:13,700 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:13,700 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 02:07:13,700 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 02:07:13,701 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Lasso [2020-07-29 02:07:13,701 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 02:07:13,701 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 02:07:13,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:13,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:13,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:14,025 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 02:07:14,026 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:14,033 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 02:07:14,033 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:14,041 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 02:07:14,041 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:14,152 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 02:07:14,152 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 02:07:14,157 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 02:07:14,157 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:14,221 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 02:07:14,221 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:14,297 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-29 02:07:14,297 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:14,389 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-29 02:07:14,392 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 02:07:14,393 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 02:07:14,393 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 02:07:14,393 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 02:07:14,393 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-29 02:07:14,393 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:14,393 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 02:07:14,394 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 02:07:14,394 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Lasso [2020-07-29 02:07:14,394 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 02:07:14,394 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 02:07:14,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:14,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:14,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:14,650 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2020-07-29 02:07:14,741 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 02:07:14,741 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:14,746 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 [2020-07-29 02:07:14,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:14,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:14,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:14,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:14,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 02:07:14,753 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 02:07:14,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:14,760 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:14,805 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 [2020-07-29 02:07:14,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:14,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:14,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:14,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:14,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 02:07:14,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 02:07:14,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:14,812 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:14,858 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 [2020-07-29 02:07:14,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:14,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:14,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:14,860 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 02:07:14,867 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 02:07:14,867 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:14,879 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:14,915 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:14,919 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 [2020-07-29 02:07:14,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:14,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:14,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:14,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:14,922 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:14,922 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:14,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:14,925 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:14,963 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 [2020-07-29 02:07:14,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:14,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:14,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:14,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:14,965 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:14,966 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:14,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:14,968 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:15,006 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 [2020-07-29 02:07:15,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:15,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,009 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:15,018 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 02:07:15,018 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,037 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:15,070 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:15,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 02:07:15,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:15,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:15,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,077 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:15,079 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:15,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,082 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:15,117 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 [2020-07-29 02:07:15,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:15,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:15,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,120 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:15,121 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:15,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,124 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,147 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 [2020-07-29 02:07:15,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:15,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,150 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:15,162 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 02:07:15,163 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 02:07:15,185 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:15,215 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,218 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 [2020-07-29 02:07:15,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:15,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:15,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,223 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:15,226 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:15,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:15,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,259 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 [2020-07-29 02:07:15,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:15,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:15,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,262 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:15,263 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:15,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:15,266 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:15,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:15,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,293 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:15,306 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 02:07:15,306 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-29 02:07:15,334 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:15,364 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:15,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 02:07:15,374 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:15,374 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:15,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:15,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,375 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:15,377 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:15,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,380 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,405 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 [2020-07-29 02:07:15,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:15,407 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:15,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:15,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,408 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:15,409 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:15,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:15,419 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 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 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,446 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 [2020-07-29 02:07:15,449 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:15,449 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:15,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,450 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:15,458 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 02:07:15,459 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-29 02:07:15,485 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:15,515 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:15,519 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 [2020-07-29 02:07:15,521 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:15,521 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 02:07:15,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:15,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,522 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:15,523 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:15,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,528 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:15,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 02:07:15,568 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:15,568 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 02:07:15,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:15,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,569 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:15,570 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:15,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,575 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:15,609 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 [2020-07-29 02:07:15,612 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:15,612 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 02:07:15,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,613 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:15,625 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 02:07:15,625 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,671 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:15,705 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:15,709 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 [2020-07-29 02:07:15,711 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:15,712 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:15,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:15,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,712 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:15,714 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:15,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,721 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:15,756 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 [2020-07-29 02:07:15,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:15,761 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:15,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:15,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,762 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:15,764 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:15,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,771 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:15,809 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 [2020-07-29 02:07:15,812 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:15,813 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:15,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,813 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,830 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 02:07:15,830 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-29 02:07:15,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:15,913 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:15,915 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 Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,917 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:15,917 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:15,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:15,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,917 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:15,918 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:15,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:15,920 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 02:07:15,947 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:15,947 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:15,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:15,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,947 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:15,948 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:15,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:15,952 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:15,984 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 [2020-07-29 02:07:15,985 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:15,986 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:15,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:15,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:15,986 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:16,001 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 02:07:16,001 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 02:07:16,033 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:16,066 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:16,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 02:07:16,074 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:16,074 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:16,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:16,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:16,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:16,075 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 02:07:16,076 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 02:07:16,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:16,080 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:16,119 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 [2020-07-29 02:07:16,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:16,122 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:16,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:16,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:16,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:16,122 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 02:07:16,123 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 02:07:16,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:16,129 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:16,165 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 [2020-07-29 02:07:16,168 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:16,168 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:16,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:16,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:16,169 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:16,185 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-29 02:07:16,185 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-29 02:07:16,265 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:16,304 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-07-29 02:07:16,304 INFO L794 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~ret0, main_~x~0;main_~x~0 := 0; 3#L17-2true assume !!(main_~x~0 % 4294967296 < 268435455);f_#in~z := main_~x~0;havoc f_#res;havoc f_~z;f_~z := f_#in~z;f_#res := 2 + f_~z; 6#L11true main_#t~ret0 := f_#res;main_~x~0 := main_#t~ret0;havoc main_#t~ret0; 3#L17-2true [2020-07-29 02:07:16,304 INFO L796 eck$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 [2020-07-29 02:07:16,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 02:07:16,305 INFO L82 PathProgramCache]: Analyzing trace with hash 31074, now seen corresponding path program 2 times [2020-07-29 02:07:16,305 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 02:07:16,305 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360504495] [2020-07-29 02:07:16,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 02:07:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 02:07:16,312 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 02:07:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 02:07:16,318 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 02:07:16,320 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 02:07:16,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 02:07:16,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 2 times [2020-07-29 02:07:16,321 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 02:07:16,322 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159993820] [2020-07-29 02:07:16,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 02:07:16,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 02:07:16,327 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 02:07:16,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 02:07:16,333 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 02:07:16,334 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 02:07:16,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 02:07:16,335 INFO L82 PathProgramCache]: Analyzing trace with hash 29862436, now seen corresponding path program 3 times [2020-07-29 02:07:16,335 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 02:07:16,335 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051429749] [2020-07-29 02:07:16,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 02:07:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 02:07:16,346 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 02:07:16,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 02:07:16,356 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 02:07:16,359 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 02:07:16,394 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 02:07:16,394 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 02:07:16,394 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 02:07:16,394 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 02:07:16,394 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-29 02:07:16,394 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:16,394 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 02:07:16,394 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 02:07:16,395 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Loop [2020-07-29 02:07:16,395 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 02:07:16,395 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 02:07:16,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:16,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:16,563 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 02:07:16,563 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:16,573 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 02:07:16,573 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:16,612 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-29 02:07:16,612 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:28,658 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2020-07-29 02:07:28,660 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 02:07:28,661 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 02:07:28,661 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 02:07:28,661 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 02:07:28,661 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-29 02:07:28,661 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:28,661 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 02:07:28,661 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 02:07:28,661 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Loop [2020-07-29 02:07:28,661 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 02:07:28,661 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 02:07:28,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:28,672 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:28,843 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 02:07:28,843 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:28,848 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 [2020-07-29 02:07:28,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:28,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:28,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:28,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:28,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 02:07:28,850 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 02:07:28,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:28,852 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:28,874 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 [2020-07-29 02:07:28,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:28,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:28,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:28,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:28,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 02:07:28,881 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 02:07:28,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:28,884 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:28,904 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:28,906 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 [2020-07-29 02:07:28,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:28,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:28,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:28,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:28,908 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:28,909 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:28,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:28,911 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:28,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 02:07:28,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:28,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:28,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:28,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:28,940 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:28,947 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:28,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:28,953 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:28,984 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:28,987 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 [2020-07-29 02:07:28,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:28,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:28,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:28,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:28,989 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:28,990 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:28,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:28,994 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:29,057 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 [2020-07-29 02:07:29,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:29,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:29,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:29,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:29,061 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,066 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:29,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:29,078 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:29,131 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:29,135 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 [2020-07-29 02:07:29,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:29,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:29,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:29,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:29,139 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:29,140 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:29,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,177 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,237 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 [2020-07-29 02:07:29,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:29,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:29,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:29,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:29,239 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:29,242 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:29,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:29,251 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:29,284 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:29,287 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 [2020-07-29 02:07:29,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:29,289 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:29,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:29,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:29,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:29,289 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:29,290 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:29,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:29,329 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 [2020-07-29 02:07:29,331 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:29,331 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:29,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:29,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:29,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:29,332 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:29,335 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:29,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:29,376 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,378 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 [2020-07-29 02:07:29,379 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:29,380 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 02:07:29,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:29,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:29,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:29,380 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:29,381 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:29,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:29,385 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 02:07:29,409 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:29,410 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 02:07:29,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:29,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:29,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:29,410 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:29,414 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:29,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:29,435 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:29,473 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:29,480 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 [2020-07-29 02:07:29,482 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:29,482 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:29,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:29,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:29,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:29,483 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:29,485 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:29,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,491 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:29,530 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 [2020-07-29 02:07:29,532 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:29,533 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:29,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:29,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:29,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:29,533 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,539 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:29,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:29,577 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:29,607 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:29,611 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 [2020-07-29 02:07:29,612 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:29,613 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:29,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:29,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:29,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:29,613 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:29,614 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:29,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,617 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,643 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 [2020-07-29 02:07:29,645 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:29,645 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:29,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:29,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:29,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:29,646 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:29,649 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:29,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:29,659 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:29,694 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:29,702 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 [2020-07-29 02:07:29,704 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:29,705 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:29,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:29,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:29,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:29,705 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 02:07:29,706 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 02:07:29,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,713 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:29,763 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 [2020-07-29 02:07:29,765 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:29,766 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:29,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:29,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:29,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:29,766 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,774 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 02:07:29,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:29,799 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:29,878 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 02:07:29,878 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 02:07:29,878 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 02:07:29,879 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 02:07:29,879 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-29 02:07:29,879 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:29,879 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 02:07:29,879 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 02:07:29,880 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Lasso [2020-07-29 02:07:29,880 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 02:07:29,880 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 02:07:29,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:29,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:29,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:30,103 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 02:07:30,103 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:30,106 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 02:07:30,106 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,140 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-29 02:07:30,140 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 02:07:30,176 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-29 02:07:30,177 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 02:07:30,178 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 02:07:30,178 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 02:07:30,178 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 02:07:30,178 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-29 02:07:30,178 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,178 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 02:07:30,178 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 02:07:30,178 INFO L133 ssoRankerPreferences]: Filename of dumped script: functions_1-1.c_Iteration1_Lasso [2020-07-29 02:07:30,178 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 02:07:30,178 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 02:07:30,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:30,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:30,219 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 02:07:30,458 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 02:07:30,458 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,465 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 [2020-07-29 02:07:30,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:30,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:30,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 02:07:30,467 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 02:07:30,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:30,469 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,491 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 [2020-07-29 02:07:30,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:30,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 02:07:30,498 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 02:07:30,498 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 02:07:30,512 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,545 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 [2020-07-29 02:07:30,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:30,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:30,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 02:07:30,549 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 02:07:30,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:30,551 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:30,581 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:30,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:30,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:30,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,589 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:30,589 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:30,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:30,590 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,612 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 [2020-07-29 02:07:30,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:30,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,614 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:30,621 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 02:07:30,621 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-29 02:07:30,638 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,659 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 [2020-07-29 02:07:30,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:30,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:30,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,660 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:30,662 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:30,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:30,664 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:30,695 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:30,699 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 [2020-07-29 02:07:30,701 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:30,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:30,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,701 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:30,702 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:30,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,705 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:30,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 02:07:30,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:30,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,744 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:30,753 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 02:07:30,753 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,774 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 84 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 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,797 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 [2020-07-29 02:07:30,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:30,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:30,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,800 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:30,801 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:30,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:30,802 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:30,822 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,824 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 [2020-07-29 02:07:30,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:30,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:30,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,826 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:30,827 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:30,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:30,829 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,851 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 [2020-07-29 02:07:30,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:30,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,853 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:30,863 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 02:07:30,863 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-29 02:07:30,889 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,912 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 [2020-07-29 02:07:30,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 02:07:30,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:30,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,914 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:30,914 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:30,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:30,917 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:30,938 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:30,940 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 [2020-07-29 02:07:30,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:30,941 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:30,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:30,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,942 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:30,942 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:30,942 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:30,945 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 02:07:30,980 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 [2020-07-29 02:07:30,982 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:30,982 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:30,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:30,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:30,983 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:30,990 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 02:07:30,990 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 89 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:31,028 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 90 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:31,049 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 [2020-07-29 02:07:31,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:31,050 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:31,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:31,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:31,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:31,051 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 02:07:31,051 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 02:07:31,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:31,054 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:31,074 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 91 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:31,077 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 [2020-07-29 02:07:31,079 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:31,079 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 02:07:31,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:31,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:31,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:31,079 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:31,080 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:31,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:31,085 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 92 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:31,112 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 [2020-07-29 02:07:31,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:31,114 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 02:07:31,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:31,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:31,115 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:31,124 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 02:07:31,124 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 02:07:31,203 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:31,223 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 [2020-07-29 02:07:31,225 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:31,225 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 02:07:31,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:31,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:31,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:31,225 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:31,226 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:31,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:31,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:31,251 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 94 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:31,253 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 [2020-07-29 02:07:31,254 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:31,255 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:31,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:31,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:31,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:31,255 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:31,256 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:31,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:31,261 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:31,285 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 [2020-07-29 02:07:31,287 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:31,287 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:31,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:31,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:31,287 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:31,301 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 02:07:31,301 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-29 02:07:31,634 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 96 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:31,655 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 [2020-07-29 02:07:31,657 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:31,657 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:31,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:31,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:31,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:31,657 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 02:07:31,658 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 02:07:31,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:31,664 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:31,691 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:31,693 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 [2020-07-29 02:07:31,694 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:31,694 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:31,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:31,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:31,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:31,695 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:31,695 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:31,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:31,697 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:31,720 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 [2020-07-29 02:07:31,721 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:31,721 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:31,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:31,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:31,722 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:31,736 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 02:07:31,736 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 02:07:31,778 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:31,799 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 [2020-07-29 02:07:31,800 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:31,801 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 02:07:31,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:31,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:31,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:31,801 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 02:07:31,802 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 02:07:31,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:31,804 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:31,825 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 100 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:31,827 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 [2020-07-29 02:07:31,828 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:31,829 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:31,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:31,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:31,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:31,829 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 02:07:31,830 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 02:07:31,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:31,833 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 101 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:31,857 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 [2020-07-29 02:07:31,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:31,859 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:31,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:31,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:31,860 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 02:07:31,874 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-29 02:07:31,875 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-29 02:07:32,016 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 102 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 02:07:32,038 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 [2020-07-29 02:07:32,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 02:07:32,040 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 02:07:32,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 02:07:32,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 02:07:32,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 02:07:32,040 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 02:07:32,041 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 02:07:32,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 02:07:32,051 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 02:07:32,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.07 02:07:32 BoogieIcfgContainer [2020-07-29 02:07:32,080 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-29 02:07:32,081 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-29 02:07:32,081 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-29 02:07:32,081 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-29 02:07:32,082 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 02:06:59" (3/4) ... [2020-07-29 02:07:32,085 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-07-29 02:07:32,085 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-29 02:07:32,087 INFO L168 Benchmark]: Toolchain (without parser) took 33446.45 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 280.0 MB). Free memory was 960.2 MB in the beginning and 824.1 MB in the end (delta: 136.1 MB). Peak memory consumption was 416.1 MB. Max. memory is 11.5 GB. [2020-07-29 02:07:32,088 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 02:07:32,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 261.81 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-07-29 02:07:32,089 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -178.0 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2020-07-29 02:07:32,089 INFO L168 Benchmark]: Boogie Preprocessor took 23.43 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2020-07-29 02:07:32,090 INFO L168 Benchmark]: RCFGBuilder took 268.70 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: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. [2020-07-29 02:07:32,091 INFO L168 Benchmark]: BuchiAutomizer took 32787.12 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 148.9 MB). Free memory was 1.1 GB in the beginning and 824.1 MB in the end (delta: 284.7 MB). Peak memory consumption was 436.6 MB. Max. memory is 11.5 GB. [2020-07-29 02:07:32,091 INFO L168 Benchmark]: Witness Printer took 4.26 ms. Allocated memory is still 1.3 GB. Free memory is still 824.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 02:07:32,095 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 261.81 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 94.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -178.0 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.43 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 268.70 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: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 32787.12 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 148.9 MB). Free memory was 1.1 GB in the beginning and 824.1 MB in the end (delta: 284.7 MB). Peak memory consumption was 436.6 MB. Max. memory is 11.5 GB. * Witness Printer took 4.26 ms. Allocated memory is still 1.3 GB. Free memory is still 824.1 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 32.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 32.5s. 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: 162ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.1s - 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...