./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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 64bit --witnessprinter.graph.data.programhash d38e7f8e829b6fb879eed3e9eda17afd63dbb323 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 20:29:58,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:29:58,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:29:58,188 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:29:58,189 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:29:58,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:29:58,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:29:58,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:29:58,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:29:58,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:29:58,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:29:58,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:29:58,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:29:58,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:29:58,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:29:58,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:29:58,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:29:58,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:29:58,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:29:58,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:29:58,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:29:58,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:29:58,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:29:58,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:29:58,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:29:58,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:29:58,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:29:58,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:29:58,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:29:58,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:29:58,219 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:29:58,220 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:29:58,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:29:58,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:29:58,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:29:58,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:29:58,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:29:58,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:29:58,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:29:58,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:29:58,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:29:58,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2019-11-28 20:29:58,248 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:29:58,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:29:58,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:29:58,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:29:58,250 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:29:58,250 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-28 20:29:58,251 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-28 20:29:58,251 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-28 20:29:58,251 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-28 20:29:58,251 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-28 20:29:58,252 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-28 20:29:58,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:29:58,252 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:29:58,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:29:58,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:29:58,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-28 20:29:58,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-28 20:29:58,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-28 20:29:58,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 20:29:58,254 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-28 20:29:58,254 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:29:58,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-28 20:29:58,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:29:58,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:29:58,256 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-28 20:29:58,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:29:58,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:29:58,256 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:29:58,257 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-28 20:29:58,258 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-28 20:29:58,258 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d38e7f8e829b6fb879eed3e9eda17afd63dbb323 [2019-11-28 20:29:58,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:29:58,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:29:58,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:29:58,574 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:29:58,575 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:29:58,576 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2019-11-28 20:29:58,638 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f996c363f/8245defe3d66418194912b3cc1dd0c7d/FLAGe980398db [2019-11-28 20:29:59,107 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:29:59,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2019-11-28 20:29:59,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f996c363f/8245defe3d66418194912b3cc1dd0c7d/FLAGe980398db [2019-11-28 20:29:59,490 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f996c363f/8245defe3d66418194912b3cc1dd0c7d [2019-11-28 20:29:59,494 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:29:59,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 20:29:59,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:29:59,497 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:29:59,502 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:29:59,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:29:59" (1/1) ... [2019-11-28 20:29:59,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53155a35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:29:59, skipping insertion in model container [2019-11-28 20:29:59,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:29:59" (1/1) ... [2019-11-28 20:29:59,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:29:59,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:29:59,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:29:59,699 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 20:29:59,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:29:59,731 INFO L208 MainTranslator]: Completed translation [2019-11-28 20:29:59,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:29:59 WrapperNode [2019-11-28 20:29:59,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:29:59,733 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 20:29:59,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 20:29:59,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 20:29:59,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:29:59" (1/1) ... [2019-11-28 20:29:59,748 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:29:59" (1/1) ... [2019-11-28 20:29:59,823 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 20:29:59,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 20:29:59,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 20:29:59,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 20:29:59,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:29:59" (1/1) ... [2019-11-28 20:29:59,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:29:59" (1/1) ... [2019-11-28 20:29:59,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:29:59" (1/1) ... [2019-11-28 20:29:59,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:29:59" (1/1) ... [2019-11-28 20:29:59,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:29:59" (1/1) ... [2019-11-28 20:29:59,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:29:59" (1/1) ... [2019-11-28 20:29:59,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:29:59" (1/1) ... [2019-11-28 20:29:59,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 20:29:59,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 20:29:59,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 20:29:59,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 20:29:59,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:29:59" (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 [2019-11-28 20:29:59,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 20:29:59,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 20:30:00,019 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 20:30:00,020 INFO L287 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-28 20:30:00,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:30:00 BoogieIcfgContainer [2019-11-28 20:30:00,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 20:30:00,022 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-28 20:30:00,022 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-28 20:30:00,025 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-28 20:30:00,026 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:30:00,026 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 08:29:59" (1/3) ... [2019-11-28 20:30:00,028 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7966bf7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:30:00, skipping insertion in model container [2019-11-28 20:30:00,028 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:30:00,028 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:29:59" (2/3) ... [2019-11-28 20:30:00,028 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7966bf7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:30:00, skipping insertion in model container [2019-11-28 20:30:00,028 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-28 20:30:00,029 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:30:00" (3/3) ... [2019-11-28 20:30:00,030 INFO L371 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2019-11-28 20:30:00,079 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-28 20:30:00,079 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-28 20:30:00,079 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-28 20:30:00,079 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 20:30:00,079 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 20:30:00,080 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-28 20:30:00,080 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 20:30:00,080 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-28 20:30:00,094 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-11-28 20:30:00,114 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-28 20:30:00,114 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:30:00,114 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:30:00,120 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-28 20:30:00,120 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 20:30:00,121 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-28 20:30:00,121 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2019-11-28 20:30:00,121 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-11-28 20:30:00,122 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-28 20:30:00,122 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-28 20:30:00,122 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-11-28 20:30:00,122 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-11-28 20:30:00,128 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2; 5#L14-2true [2019-11-28 20:30:00,128 INFO L796 eck$LassoCheckResult]: Loop: 5#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 5#L14-2true [2019-11-28 20:30:00,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:30:00,133 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-11-28 20:30:00,140 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:30:00,140 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441254819] [2019-11-28 20:30:00,141 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:30:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:30:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:30:00,225 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:30:00,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:30:00,227 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-11-28 20:30:00,227 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:30:00,227 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156245064] [2019-11-28 20:30:00,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:30:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:30:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:30:00,253 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:30:00,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:30:00,255 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-11-28 20:30:00,255 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:30:00,255 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771860999] [2019-11-28 20:30:00,256 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:30:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:30:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:30:00,275 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:30:00,459 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:30:00,460 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:30:00,460 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:30:00,461 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:30:00,461 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 20:30:00,461 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:00,462 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:30:00,462 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:30:00,462 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2019-11-28 20:30:00,462 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:30:00,463 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:30:00,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:30:00,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:30:00,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:30:00,747 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 34 [2019-11-28 20:30:01,001 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-11-28 20:30:01,013 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:30:01,014 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) [2019-11-28 20:30:01,023 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:30:01,023 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 [2019-11-28 20:30:01,032 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:30:01,032 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=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 [2019-11-28 20:30:01,047 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:30:01,048 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) [2019-11-28 20:30:01,078 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 20:30:01,079 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:01,150 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-28 20:30:01,157 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:30:01,157 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:30:01,157 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:30:01,157 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:30:01,157 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 20:30:01,158 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:01,158 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:30:01,159 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:30:01,159 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2019-11-28 20:30:01,159 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:30:01,159 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:30:01,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:30:01,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:30:01,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:30:01,298 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-11-28 20:30:01,537 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-11-28 20:30:01,544 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:30:01,550 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) [2019-11-28 20:30:01,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:01,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:01,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:01,574 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:01,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:01,615 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2019-11-28 20:30:01,616 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-28 20:30:01,667 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) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:01,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:01,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:01,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:01,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:01,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:01,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:30:01,684 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:30:01,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:01,686 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:01,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:01,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:01,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:01,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:01,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:01,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:30:01,702 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:30:01,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:01,704 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:01,706 INFO L489 LassoAnalysis]: Using template '2-nested'. 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 [2019-11-28 20:30:01,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:01,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:01,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:01,718 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:01,718 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:30:01,760 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2019-11-28 20:30:01,761 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2019-11-28 20:30:01,828 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:30:01,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:01,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:01,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:01,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:01,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:01,853 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:30:01,854 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:30:01,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:01,856 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 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 [2019-11-28 20:30:01,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:01,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:01,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:01,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:01,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:01,874 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:30:01,875 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:30:01,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:01,878 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:01,880 INFO L489 LassoAnalysis]: Using template '3-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) [2019-11-28 20:30:01,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:01,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:01,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:01,890 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:01,890 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:01,938 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2019-11-28 20:30:01,938 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 20:30:02,042 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) [2019-11-28 20:30:02,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:02,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:02,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:02,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:02,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:02,063 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:30:02,064 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:30:02,064 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 [2019-11-28 20:30:02,066 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:30:02,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:02,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:02,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:02,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:02,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:02,082 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:30:02,083 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:30:02,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:02,085 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:02,087 INFO L489 LassoAnalysis]: Using template '4-nested'. 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) [2019-11-28 20:30:02,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:02,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:02,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:02,103 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:02,104 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:02,155 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2019-11-28 20:30:02,155 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2019-11-28 20:30:02,241 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 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:02,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:02,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:02,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:02,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:02,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:02,251 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:30:02,252 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:30:02,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:02,268 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) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:02,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:02,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:02,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:02,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:02,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:02,286 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:30:02,287 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:30:02,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:02,290 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:02,291 INFO L489 LassoAnalysis]: Using template '2-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 [2019-11-28 20:30:02,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:02,297 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:02,297 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:30:02,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:02,298 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:02,298 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:30:02,341 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2019-11-28 20:30:02,342 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2019-11-28 20:30:02,430 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) [2019-11-28 20:30:02,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:02,482 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:02,482 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:30:02,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:02,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:02,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:02,483 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:30:02,484 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:30:02,484 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 [2019-11-28 20:30:02,489 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 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:30:02,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:02,510 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:02,510 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:30:02,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:02,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:02,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:02,511 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:30:02,512 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:30:02,512 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 [2019-11-28 20:30:02,515 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:02,517 INFO L489 LassoAnalysis]: Using template '3-phase'. 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) [2019-11-28 20:30:02,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:02,529 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:02,529 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 20:30:02,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:02,529 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:02,529 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:02,574 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2019-11-28 20:30:02,575 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 20:30:02,810 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 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:30:02,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:02,841 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:02,841 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 20:30:02,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:02,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:02,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:02,842 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:30:02,844 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:30:02,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:02,856 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 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:30:02,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:02,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:02,867 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 20:30:02,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:02,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:02,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:02,868 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:30:02,869 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:30:02,869 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 [2019-11-28 20:30:02,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:02,874 INFO L489 LassoAnalysis]: Using template '4-phase'. 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) [2019-11-28 20:30:02,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:02,883 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:02,883 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:30:02,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:02,884 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:02,884 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:02,953 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2019-11-28 20:30:02,953 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2019-11-28 20:30:03,337 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 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 [2019-11-28 20:30:03,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:03,346 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:03,346 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:30:03,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:03,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:03,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:03,347 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:30:03,349 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:30:03,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:03,354 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 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:30:03,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:03,371 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:03,371 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:30:03,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:03,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:03,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:03,371 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:30:03,373 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:30:03,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:03,378 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:03,379 INFO L489 LassoAnalysis]: Using template '2-lex'. 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) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:03,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:03,389 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:03,389 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:30:03,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:03,390 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:03,390 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:30:03,428 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2019-11-28 20:30:03,428 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 20:30:03,528 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 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:03,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:03,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:03,545 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:30:03,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:03,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:03,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:03,545 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:30:03,546 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:30:03,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:03,549 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) [2019-11-28 20:30:03,560 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 [2019-11-28 20:30:03,562 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:03,562 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:30:03,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:03,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:03,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:03,562 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:30:03,563 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:30:03,563 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 [2019-11-28 20:30:03,566 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:03,568 INFO L489 LassoAnalysis]: Using template '3-lex'. 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) [2019-11-28 20:30:03,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:03,575 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:03,575 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:30:03,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:03,575 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:03,575 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:03,656 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2019-11-28 20:30:03,657 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2019-11-28 20:30:04,032 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 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:30:04,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:04,047 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:04,048 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:30:04,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:04,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:04,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:04,048 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 20:30:04,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:30:04,051 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 [2019-11-28 20:30:04,057 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) [2019-11-28 20:30:04,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:04,068 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:04,068 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:30:04,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:04,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:04,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:04,069 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 20:30:04,071 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:30:04,071 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 [2019-11-28 20:30:04,077 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:04,080 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-11-28 20:30:04,081 INFO L794 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2; 5#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 5#L14-2true [2019-11-28 20:30:04,081 INFO L796 eck$LassoCheckResult]: Loop: 5#L14-2true assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2); 5#L14-2true [2019-11-28 20:30:04,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:30:04,082 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-11-28 20:30:04,083 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:30:04,083 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014970485] [2019-11-28 20:30:04,083 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:30:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:30:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:30:04,111 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:30:04,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:30:04,112 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-11-28 20:30:04,112 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:30:04,113 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229814579] [2019-11-28 20:30:04,113 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:30:04,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:30:04,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:30:04,144 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:30:04,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:30:04,146 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-11-28 20:30:04,146 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:30:04,146 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146353383] [2019-11-28 20:30:04,146 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:30:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:30:04,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-28 20:30:04,214 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-28 20:30:04,281 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:30:04,282 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:30:04,282 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:30:04,282 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:30:04,282 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-28 20:30:04,282 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:04,282 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:30:04,282 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:30:04,283 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2019-11-28 20:30:04,283 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:30:04,283 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:30:04,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:30:04,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:30:04,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:30:04,470 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2019-11-28 20:30:04,719 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2019-11-28 20:30:04,724 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:30:04,724 INFO L404 LassoAnalysis]: Checking for nontermination... 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) [2019-11-28 20:30:04,734 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:30:04,734 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:04,742 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:30:04,742 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 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:30:04,749 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:30:04,749 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:04,753 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-28 20:30:04,753 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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) [2019-11-28 20:30:04,760 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-28 20:30:04,760 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 34 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 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:30:04,773 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-28 20:30:04,773 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:04,929 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-28 20:30:04,932 INFO L210 LassoAnalysis]: Preferences: [2019-11-28 20:30:04,932 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-28 20:30:04,932 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-28 20:30:04,932 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-28 20:30:04,932 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-28 20:30:04,932 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:04,932 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-28 20:30:04,933 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-28 20:30:04,933 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2019-11-28 20:30:04,933 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-28 20:30:04,933 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-28 20:30:04,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:30:04,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:30:04,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-28 20:30:05,213 WARN L192 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 33 [2019-11-28 20:30:05,216 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-28 20:30:05,217 INFO L489 LassoAnalysis]: Using template 'affine'. 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 [2019-11-28 20:30:05,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:05,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:05,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:05,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:05,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:30:05,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:30:05,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:05,225 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 [2019-11-28 20:30:05,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:05,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:05,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:05,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:05,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-28 20:30:05,233 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-28 20:30:05,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:05,240 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) [2019-11-28 20:30:05,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:05,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:05,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,248 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:05,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:05,271 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2019-11-28 20:30:05,271 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-11-28 20:30:05,319 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:05,321 INFO L489 LassoAnalysis]: Using template '2-nested'. 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) [2019-11-28 20:30:05,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:05,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:05,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:05,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:05,328 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:30:05,329 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:30:05,329 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 [2019-11-28 20:30:05,331 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) [2019-11-28 20:30:05,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:05,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:05,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:05,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:05,340 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:30:05,341 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:30:05,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:05,343 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) [2019-11-28 20:30:05,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:05,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:05,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,352 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:05,352 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:05,384 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2019-11-28 20:30:05,384 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2019-11-28 20:30:05,483 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:05,485 INFO L489 LassoAnalysis]: Using template '3-nested'. 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) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:05,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:05,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:05,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:05,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:05,495 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:30:05,496 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:30:05,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:05,499 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) [2019-11-28 20:30:05,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:05,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:05,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:05,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:05,515 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:30:05,516 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:30:05,516 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 [2019-11-28 20:30:05,519 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) [2019-11-28 20:30:05,530 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 [2019-11-28 20:30:05,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:05,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,533 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:05,533 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:05,610 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2019-11-28 20:30:05,612 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 20:30:05,724 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:05,726 INFO L489 LassoAnalysis]: Using template '4-nested'. 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) [2019-11-28 20:30:05,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:05,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:05,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:05,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:05,737 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:30:05,737 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:30:05,738 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 [2019-11-28 20:30:05,740 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) [2019-11-28 20:30:05,746 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 [2019-11-28 20:30:05,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:05,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:05,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:05,748 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:30:05,749 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:30:05,749 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 [2019-11-28 20:30:05,752 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) [2019-11-28 20:30:05,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:05,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-28 20:30:05,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,764 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:05,764 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 [2019-11-28 20:30:05,807 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2019-11-28 20:30:05,807 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2019-11-28 20:30:05,931 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:05,934 INFO L489 LassoAnalysis]: Using template '2-phase'. 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) [2019-11-28 20:30:05,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:05,942 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:05,942 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:30:05,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:05,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:05,943 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-11-28 20:30:05,944 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:30:05,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:05,946 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) [2019-11-28 20:30:05,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:05,958 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:05,958 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:30:05,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:05,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:05,959 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:05,960 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-11-28 20:30:05,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:05,962 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) [2019-11-28 20:30:05,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:05,970 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:05,970 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:30:05,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:05,971 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:05,971 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:05,996 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2019-11-28 20:30:05,997 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2019-11-28 20:30:06,088 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:06,091 INFO L489 LassoAnalysis]: Using template '3-phase'. 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) [2019-11-28 20:30:06,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:06,098 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:06,098 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 20:30:06,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:06,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:06,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:06,099 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:30:06,100 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:30:06,100 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 [2019-11-28 20:30:06,104 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) [2019-11-28 20:30:06,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:06,112 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:06,112 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 20:30:06,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:06,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:06,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:06,113 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:30:06,114 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:30:06,114 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 [2019-11-28 20:30:06,117 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) [2019-11-28 20:30:06,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:06,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:06,126 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-11-28 20:30:06,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:06,126 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:06,126 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:06,159 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2019-11-28 20:30:06,159 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 20:30:06,271 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:06,273 INFO L489 LassoAnalysis]: Using template '4-phase'. 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) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:06,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:06,278 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:06,278 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:30:06,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:06,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:06,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:06,278 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:30:06,280 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:30:06,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:06,284 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 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:30:06,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:06,298 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:06,298 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:30:06,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:06,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:06,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:06,299 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-11-28 20:30:06,301 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-11-28 20:30:06,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:06,308 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 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:30:06,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:06,323 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:06,323 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:30:06,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:06,323 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:06,323 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:06,365 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2019-11-28 20:30:06,366 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2019-11-28 20:30:06,519 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:06,522 INFO L489 LassoAnalysis]: Using template '2-lex'. 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 [2019-11-28 20:30:06,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:06,528 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:06,528 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:30:06,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:06,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:06,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:06,528 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:30:06,529 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:30:06,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-28 20:30:06,531 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 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:30:06,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:06,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:06,542 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:30:06,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:06,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:06,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:06,543 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-11-28 20:30:06,543 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-28 20:30:06,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:06,547 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) [2019-11-28 20:30:06,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:06,558 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:06,558 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-11-28 20:30:06,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:06,559 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:06,559 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:06,591 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2019-11-28 20:30:06,591 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2019-11-28 20:30:06,720 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:06,723 INFO L489 LassoAnalysis]: Using template '3-lex'. 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) [2019-11-28 20:30:06,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:06,734 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:06,734 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:30:06,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:06,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:06,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:06,734 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 20:30:06,736 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:30:06,736 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 [2019-11-28 20:30:06,739 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) [2019-11-28 20:30:06,746 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 [2019-11-28 20:30:06,748 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:06,748 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:30:06,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-28 20:30:06,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:06,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-28 20:30:06,749 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-11-28 20:30:06,750 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-11-28 20:30:06,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:06,754 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 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-28 20:30:06,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-11-28 20:30:06,763 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-11-28 20:30:06,763 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-11-28 20:30:06,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-28 20:30:06,764 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2019-11-28 20:30:06,764 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-28 20:30:06,810 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2019-11-28 20:30:06,811 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2019-11-28 20:30:06,988 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-11-28 20:30:06,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 08:30:06 BoogieIcfgContainer [2019-11-28 20:30:06,998 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-28 20:30:06,998 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 20:30:06,999 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 20:30:06,999 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 20:30:06,999 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:30:00" (3/4) ... [2019-11-28 20:30:07,003 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-28 20:30:07,003 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 20:30:07,005 INFO L168 Benchmark]: Toolchain (without parser) took 7509.83 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 334.5 MB). Free memory was 952.3 MB in the beginning and 1.0 GB in the end (delta: -80.2 MB). Peak memory consumption was 254.3 MB. Max. memory is 11.5 GB. [2019-11-28 20:30:07,006 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:30:07,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 235.63 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 940.2 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2019-11-28 20:30:07,007 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 940.2 MB in the beginning and 1.1 GB in the end (delta: -192.8 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2019-11-28 20:30:07,008 INFO L168 Benchmark]: Boogie Preprocessor took 16.78 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:30:07,008 INFO L168 Benchmark]: RCFGBuilder took 181.02 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: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-28 20:30:07,009 INFO L168 Benchmark]: BuchiAutomizer took 6976.39 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 198.2 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 82.9 MB). Peak memory consumption was 386.2 MB. Max. memory is 11.5 GB. [2019-11-28 20:30:07,010 INFO L168 Benchmark]: Witness Printer took 4.94 ms. Allocated memory is still 1.4 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:30:07,013 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 235.63 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 940.2 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 90.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 940.2 MB in the beginning and 1.1 GB in the end (delta: -192.8 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.78 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 181.02 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: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 6976.39 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 198.2 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 82.9 MB). Peak memory consumption was 386.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.94 ms. Allocated memory is still 1.4 GB. Free memory is still 1.0 GB. 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 6.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.8s. 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: inital49 mio100 ax100 hnf95 lsp100 ukn100 mio100 lsp100 div261 bol100 ite111 ukn100 eq135 hnf58 smp88 dnf215 smp78 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 231ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := 2;" "assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2);" Loop: "assume !!(main_~x~0 >= 0);main_~x~0 := main_~x~0 - main_~y~0;main_~y~0 := (if 1 + main_~y~0 < 0 && 0 != (1 + main_~y~0) % 2 then 1 + (1 + main_~y~0) / 2 else (1 + main_~y~0) / 2);" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...