./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-restricted-15/Swingers.c --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-restricted-15/Swingers.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 ff621535cb82838a5b388320305948f36878571d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 0.1.25-8bd4bc6 [2020-07-29 01:30:54,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:30:54,560 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:30:54,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:30:54,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:30:54,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:30:54,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:30:54,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:30:54,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:30:54,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:30:54,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:30:54,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:30:54,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:30:54,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:30:54,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:30:54,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:30:54,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:30:54,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:30:54,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:30:54,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:30:54,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:30:54,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:30:54,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:30:54,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:30:54,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:30:54,634 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:30:54,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:30:54,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:30:54,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:30:54,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:30:54,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:30:54,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:30:54,639 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:30:54,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:30:54,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:30:54,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:30:54,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:30:54,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:30:54,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:30:54,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:30:54,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:30:54,646 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2020-07-29 01:30:54,685 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:30:54,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:30:54,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:30:54,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:30:54,689 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:30:54,690 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-07-29 01:30:54,690 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-07-29 01:30:54,691 INFO L138 SettingsManager]: * Use old map elimination=false [2020-07-29 01:30:54,691 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-07-29 01:30:54,691 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-07-29 01:30:54,692 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-07-29 01:30:54,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:30:54,693 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:30:54,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:30:54,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:30:54,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-07-29 01:30:54,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-07-29 01:30:54,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-07-29 01:30:54,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-29 01:30:54,695 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-07-29 01:30:54,695 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:30:54,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-07-29 01:30:54,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:30:54,696 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:30:54,696 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-07-29 01:30:54,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:30:54,697 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:30:54,697 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:30:54,698 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-07-29 01:30:54,699 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-07-29 01:30:54,699 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 -> ff621535cb82838a5b388320305948f36878571d [2020-07-29 01:30:55,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:30:55,020 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:30:55,023 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:30:55,024 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:30:55,025 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:30:55,025 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-restricted-15/Swingers.c [2020-07-29 01:30:55,094 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/560605b1c/0a4ebc4ba3174e289f557746550dc57f/FLAG7c953e24f [2020-07-29 01:30:55,536 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:30:55,537 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-restricted-15/Swingers.c [2020-07-29 01:30:55,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/560605b1c/0a4ebc4ba3174e289f557746550dc57f/FLAG7c953e24f [2020-07-29 01:30:55,935 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/560605b1c/0a4ebc4ba3174e289f557746550dc57f [2020-07-29 01:30:55,939 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:30:55,941 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-29 01:30:55,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:30:55,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:30:55,946 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:30:55,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:30:55" (1/1) ... [2020-07-29 01:30:55,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79d84b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:30:55, skipping insertion in model container [2020-07-29 01:30:55,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:30:55" (1/1) ... [2020-07-29 01:30:55,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:30:55,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:30:56,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:30:56,128 INFO L203 MainTranslator]: Completed pre-run [2020-07-29 01:30:56,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:30:56,157 INFO L208 MainTranslator]: Completed translation [2020-07-29 01:30:56,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:30:56 WrapperNode [2020-07-29 01:30:56,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:30:56,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-29 01:30:56,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-29 01:30:56,159 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-29 01:30:56,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:30:56" (1/1) ... [2020-07-29 01:30:56,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:30:56" (1/1) ... [2020-07-29 01:30:56,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-29 01:30:56,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-29 01:30:56,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-29 01:30:56,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-29 01:30:56,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:30:56" (1/1) ... [2020-07-29 01:30:56,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:30:56" (1/1) ... [2020-07-29 01:30:56,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:30:56" (1/1) ... [2020-07-29 01:30:56,248 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:30:56" (1/1) ... [2020-07-29 01:30:56,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:30:56" (1/1) ... [2020-07-29 01:30:56,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:30:56" (1/1) ... [2020-07-29 01:30:56,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:30:56" (1/1) ... [2020-07-29 01:30:56,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-29 01:30:56,257 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-29 01:30:56,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-29 01:30:56,258 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-29 01:30:56,259 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:30:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-29 01:30:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-29 01:30:56,486 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-29 01:30:56,486 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-29 01:30:56,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:30:56 BoogieIcfgContainer [2020-07-29 01:30:56,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-29 01:30:56,493 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-07-29 01:30:56,493 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-07-29 01:30:56,497 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-07-29 01:30:56,498 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:30:56,498 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.07 01:30:55" (1/3) ... [2020-07-29 01:30:56,500 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ef5285 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 01:30:56, skipping insertion in model container [2020-07-29 01:30:56,500 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:30:56,500 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:30:56" (2/3) ... [2020-07-29 01:30:56,501 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2ef5285 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.07 01:30:56, skipping insertion in model container [2020-07-29 01:30:56,501 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-07-29 01:30:56,501 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:30:56" (3/3) ... [2020-07-29 01:30:56,510 INFO L371 chiAutomizerObserver]: Analyzing ICFG Swingers.c [2020-07-29 01:30:56,584 INFO L356 BuchiCegarLoop]: Interprodecural is true [2020-07-29 01:30:56,585 INFO L357 BuchiCegarLoop]: Hoare is false [2020-07-29 01:30:56,585 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-07-29 01:30:56,585 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-29 01:30:56,585 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-29 01:30:56,586 INFO L361 BuchiCegarLoop]: Difference is false [2020-07-29 01:30:56,587 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-29 01:30:56,587 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-07-29 01:30:56,601 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2020-07-29 01:30:56,623 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-29 01:30:56,623 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:30:56,623 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:30:56,629 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-29 01:30:56,629 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-29 01:30:56,630 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2020-07-29 01:30:56,630 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states. [2020-07-29 01:30:56,631 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2020-07-29 01:30:56,632 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-07-29 01:30:56,632 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-07-29 01:30:56,632 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2020-07-29 01:30:56,632 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2020-07-29 01:30:56,640 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true [2020-07-29 01:30:56,640 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2020-07-29 01:30:56,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:30:56,646 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2020-07-29 01:30:56,653 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:30:56,654 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712539430] [2020-07-29 01:30:56,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:30:56,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:56,713 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:56,716 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:56,732 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:30:56,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:30:56,734 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2020-07-29 01:30:56,734 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:30:56,734 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374889041] [2020-07-29 01:30:56,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:30:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:56,744 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:56,749 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:56,751 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:30:56,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:30:56,753 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2020-07-29 01:30:56,753 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:30:56,753 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592568668] [2020-07-29 01:30:56,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:30:56,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:56,763 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:30:56,768 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:30:56,770 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:30:56,929 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 01:30:56,929 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 01:30:56,930 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 01:30:56,930 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 01:30:56,930 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-29 01:30:56,930 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:56,930 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 01:30:56,930 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 01:30:56,931 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2020-07-29 01:30:56,931 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 01:30:56,931 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 01:30:56,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:30:56,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:30:56,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:30:56,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:30:57,210 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 01:30:57,210 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:57,222 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:30:57,222 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:57,232 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:30:57,232 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=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) [2020-07-29 01:30:57,273 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:30:57,274 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:57,282 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:30:57,282 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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) [2020-07-29 01:30:57,322 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:30:57,322 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 [2020-07-29 01:30:57,327 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:30:57,327 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 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:57,363 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:30:57,363 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 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 [2020-07-29 01:30:57,411 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-29 01:30:57,411 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 01:30:58,581 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-07-29 01:30:58,584 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 01:30:58,585 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 01:30:58,585 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 01:30:58,585 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 01:30:58,586 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-29 01:30:58,586 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:58,587 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 01:30:58,587 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 01:30:58,587 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2020-07-29 01:30:58,587 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 01:30:58,589 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 01:30:58,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:30:58,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:30:58,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:30:58,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:30:58,824 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 01:30:58,830 INFO L489 LassoAnalysis]: Using template 'affine'. 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 [2020-07-29 01:30:58,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:58,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:58,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:58,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:58,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:30:58,850 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:30:58,850 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:30:58,856 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:58,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:58,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:58,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:58,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:58,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:58,904 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:30:58,905 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:30:58,911 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:58,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:58,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:58,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:58,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:58,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:30:58,982 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:30:58,982 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:30:58,994 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:59,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:59,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:30:59,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:30:59,038 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:30:59,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:30:59,040 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:30:59,075 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:59,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:59,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:59,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,091 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,099 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 01:30:59,099 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-29 01:30:59,105 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:59,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:59,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:59,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,151 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:30:59,155 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 01:30:59,155 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,162 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:59,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 [2020-07-29 01:30:59,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:59,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,208 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:30:59,218 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 01:30:59,218 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-29 01:30:59,234 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:59,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:59,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:59,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:30:59,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,283 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:30:59,284 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 01:30:59,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,287 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:30:59,319 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:59,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:59,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:59,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,334 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:30:59,339 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:30:59,339 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,347 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:59,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:59,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:59,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,396 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,401 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:30:59,401 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 01:30:59,410 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 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:59,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:59,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:59,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,457 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:30:59,468 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:30:59,468 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,492 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) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,526 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 [2020-07-29 01:30:59,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:59,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:30:59,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,529 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:30:59,530 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 01:30:59,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:30:59,533 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:30:59,578 INFO L489 LassoAnalysis]: Using template '4-nested'. 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) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:59,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:59,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,587 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:30:59,592 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 01:30:59,593 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-29 01:30:59,604 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:59,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:59,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:59,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,666 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:30:59,671 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 01:30:59,672 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,685 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) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:59,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:59,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,744 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:30:59,757 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 01:30:59,757 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-29 01:30:59,779 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:30:59,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:59,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:30:59,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:30:59,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,816 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:30:59,817 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 01:30:59,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:30:59,850 INFO L489 LassoAnalysis]: Using template '2-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) [2020-07-29 01:30:59,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:59,855 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:30:59,856 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:30:59,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,856 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:30:59,859 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 01:30:59,860 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,868 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) [2020-07-29 01:30:59,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:59,903 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:30:59,904 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:30:59,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,904 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:30:59,907 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 01:30:59,908 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,915 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) [2020-07-29 01:30:59,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:30:59,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:30:59,950 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:30:59,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:30:59,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:30:59,950 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:30:59,958 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 01:30:59,958 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:30:59,981 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 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:00,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,015 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,015 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:31:00,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:00,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,016 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:31:00,017 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 01:31:00,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,021 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:00,049 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:00,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,055 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,056 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 01:31:00,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,057 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:00,061 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:00,061 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,071 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:00,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,127 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,128 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 01:31:00,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,128 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:00,135 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:00,135 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,147 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:00,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,181 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 01:31:00,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,182 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,190 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:00,190 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 01:31:00,285 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) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,312 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 01:31:00,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:00,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,313 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:00,315 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 01:31:00,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:31:00,320 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:00,344 INFO L489 LassoAnalysis]: Using template '4-phase'. 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) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,350 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:00,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,351 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:31:00,356 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 01:31:00,356 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-29 01:31:00,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:00,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,404 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,405 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:00,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,405 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:31:00,409 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 01:31:00,410 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,423 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 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:00,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,467 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:00,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,467 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:31:00,478 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 01:31:00,478 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,516 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:00,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,552 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,552 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:00,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:00,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,553 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:31:00,555 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 01:31:00,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,560 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:00,589 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,593 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,593 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:31:00,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,593 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:00,599 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:00,599 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 01:31:00,606 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 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:00,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,643 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,643 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:31:00,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,643 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:00,647 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:00,647 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,655 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) [2020-07-29 01:31:00,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,692 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,693 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:31:00,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,693 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:00,702 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:00,702 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,732 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) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,765 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,765 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:31:00,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:00,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,765 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:00,766 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 01:31:00,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:31:00,770 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:00,791 INFO L489 LassoAnalysis]: Using template '3-lex'. 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) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,796 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:00,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,796 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 01:31:00,800 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-29 01:31:00,800 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-29 01:31:00,810 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 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:00,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,848 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,848 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:00,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,849 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 01:31:00,853 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-29 01:31:00,853 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,864 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) [2020-07-29 01:31:00,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:00,902 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:00,902 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:00,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:00,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:00,902 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 01:31:00,914 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-29 01:31:00,914 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:00,967 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 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:00,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:01,002 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:01,002 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:01,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:01,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:01,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:01,003 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 01:31:01,004 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:31:01,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:01,008 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:01,029 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2020-07-29 01:31:01,030 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17; 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2020-07-29 01:31:01,030 INFO L796 eck$LassoCheckResult]: Loop: 3#L12-2true assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0; 3#L12-2true [2020-07-29 01:31:01,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:31:01,031 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2020-07-29 01:31:01,031 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:31:01,031 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150819254] [2020-07-29 01:31:01,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:31:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:31:01,037 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:31:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:31:01,042 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:31:01,043 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:31:01,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:31:01,044 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2020-07-29 01:31:01,044 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:31:01,045 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598802919] [2020-07-29 01:31:01,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:31:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:31:01,049 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:31:01,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:31:01,052 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:31:01,053 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:31:01,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:31:01,054 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2020-07-29 01:31:01,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:31:01,054 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684924549] [2020-07-29 01:31:01,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:31:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:31:01,064 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:31:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-29 01:31:01,072 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-07-29 01:31:01,074 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-29 01:31:01,146 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 01:31:01,146 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 01:31:01,146 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 01:31:01,146 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 01:31:01,146 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-07-29 01:31:01,147 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:01,147 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 01:31:01,147 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 01:31:01,147 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2020-07-29 01:31:01,147 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 01:31:01,147 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 01:31:01,157 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:31:01,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:31:01,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:31:01,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:31:01,321 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 01:31:01,321 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:01,325 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:31:01,325 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:01,329 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:31:01,329 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:01,361 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:31:01,361 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:01,365 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:31:01,365 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 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:01,385 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:31:01,385 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 01:31:01,388 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2020-07-29 01:31:01,388 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] 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) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:01,410 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-07-29 01:31:01,410 INFO L160 nArgumentSynthesizer]: Using integer mode. 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) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:01,435 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-07-29 01:31:01,435 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-07-29 01:31:13,487 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2020-07-29 01:31:13,490 INFO L210 LassoAnalysis]: Preferences: [2020-07-29 01:31:13,490 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-07-29 01:31:13,490 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-07-29 01:31:13,490 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-07-29 01:31:13,491 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-07-29 01:31:13,491 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:13,491 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-07-29 01:31:13,491 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-07-29 01:31:13,491 INFO L133 ssoRankerPreferences]: Filename of dumped script: Swingers.c_Iteration1_Lasso [2020-07-29 01:31:13,492 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-07-29 01:31:13,492 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-07-29 01:31:13,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:31:13,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:31:13,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:31:13,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-07-29 01:31:13,696 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-07-29 01:31:13,696 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:13,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:13,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:13,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:13,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:13,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:31:13,707 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:31:13,707 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:13,711 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) [2020-07-29 01:31:13,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:13,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:13,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:13,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:13,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:13,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:31:13,748 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-07-29 01:31:13,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:13,750 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:13,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:13,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:13,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:13,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:13,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:31:13,787 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:31:13,787 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2020-07-29 01:31:13,792 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 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:13,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:13,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:13,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:13,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:13,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-07-29 01:31:13,830 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:31:13,831 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:13,841 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:13,871 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:13,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:13,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:13,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:13,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:13,877 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:31:13,879 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 01:31:13,879 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:13,884 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) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:13,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:13,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:13,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:13,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:13,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:13,908 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:31:13,909 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 01:31:13,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:31:13,910 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 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 [2020-07-29 01:31:13,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:13,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:13,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:13,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:13,934 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:31:13,935 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 01:31:13,935 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-29 01:31:13,939 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) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:13,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:13,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:13,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:13,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:13,964 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:31:13,968 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 01:31:13,968 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-29 01:31:13,980 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:14,005 INFO L489 LassoAnalysis]: Using template '3-nested'. 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) [2020-07-29 01:31:14,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:14,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,014 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:14,019 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:14,019 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 01:31:14,028 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:14,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:14,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:14,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,064 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:14,065 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 01:31:14,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,068 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) [2020-07-29 01:31:14,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:14,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,106 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:14,109 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:14,109 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,118 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) [2020-07-29 01:31:14,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:14,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,156 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:14,163 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:14,163 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,181 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:14,213 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:14,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:14,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,219 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:31:14,223 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 01:31:14,223 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,231 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) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:14,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:14,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,257 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:31:14,257 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 01:31:14,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:31:14,259 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) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:14,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,284 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:31:14,287 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 01:31:14,287 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-29 01:31:14,294 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:14,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 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 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-07-29 01:31:14,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,318 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:31:14,327 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 01:31:14,327 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-29 01:31:14,353 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:14,378 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,382 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,382 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:31:14,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,382 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:31:14,384 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 01:31:14,384 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-29 01:31:14,391 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,414 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,414 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:31:14,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:14,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,414 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:31:14,415 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2020-07-29 01:31:14,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:31:14,418 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 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,441 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,441 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:31:14,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,442 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:31:14,444 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 01:31:14,444 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-29 01:31:14,451 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,474 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,474 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:31:14,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,475 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2020-07-29 01:31:14,485 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2020-07-29 01:31:14,485 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2020-07-29 01:31:14,503 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:14,523 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,543 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 [2020-07-29 01:31:14,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,545 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 01:31:14,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,546 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:14,548 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:14,548 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 01:31:14,556 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,580 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,580 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 01:31:14,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:14,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,580 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:14,581 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 01:31:14,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:31:14,585 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 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:14,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,609 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,609 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 01:31:14,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,610 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:14,611 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:14,611 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 01:31:14,621 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,645 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2020-07-29 01:31:14,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,645 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:14,651 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:14,651 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 01:31:14,681 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:14,718 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:14,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,724 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,724 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:14,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,724 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:31:14,727 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 01:31:14,728 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,739 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 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,764 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,764 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:14,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:14,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,764 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:31:14,765 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2020-07-29 01:31:14,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:31:14,770 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 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,793 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,794 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:14,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,794 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:31:14,797 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 01:31:14,797 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-29 01:31:14,809 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 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,837 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,837 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:14,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,837 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2020-07-29 01:31:14,846 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2020-07-29 01:31:14,846 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2020-07-29 01:31:14,887 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:14,916 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:14,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,924 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:31:14,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,924 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,926 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:14,927 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 01:31:14,936 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,960 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,960 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:31:14,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:14,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,961 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:14,961 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2020-07-29 01:31:14,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-07-29 01:31:14,963 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:14,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:14,986 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:14,986 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:31:14,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:14,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:14,986 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:14,988 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:14,988 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 01:31:14,995 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 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:15,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:15,022 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:15,023 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2020-07-29 01:31:15,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:15,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:15,023 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2020-07-29 01:31:15,031 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2020-07-29 01:31:15,032 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2020-07-29 01:31:15,055 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:15,097 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:15,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:15,103 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:15,103 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:15,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:15,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:15,104 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 01:31:15,108 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-29 01:31:15,108 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:15,120 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:15,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:15,161 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:15,161 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:15,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-07-29 01:31:15,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:15,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:15,161 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 01:31:15,162 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2020-07-29 01:31:15,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:15,166 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 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:15,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:15,201 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:15,201 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:15,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:15,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:15,201 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2020-07-29 01:31:15,205 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-29 01:31:15,205 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:15,215 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-07-29 01:31:15,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-07-29 01:31:15,249 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2020-07-29 01:31:15,249 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2020-07-29 01:31:15,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-07-29 01:31:15,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-07-29 01:31:15,250 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-07-29 01:31:15,259 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2020-07-29 01:31:15,259 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2020-07-29 01:31:15,295 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2020-07-29 01:31:15,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.07 01:31:15 BoogieIcfgContainer [2020-07-29 01:31:15,319 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-07-29 01:31:15,319 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-29 01:31:15,319 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-29 01:31:15,320 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-29 01:31:15,320 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:30:56" (3/4) ... [2020-07-29 01:31:15,323 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-07-29 01:31:15,323 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-29 01:31:15,325 INFO L168 Benchmark]: Toolchain (without parser) took 19385.19 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 269.5 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -151.7 MB). Peak memory consumption was 117.8 MB. Max. memory is 11.5 GB. [2020-07-29 01:31:15,326 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:31:15,326 INFO L168 Benchmark]: CACSL2BoogieTranslator took 215.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 949.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2020-07-29 01:31:15,327 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.27 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:31:15,328 INFO L168 Benchmark]: Boogie Preprocessor took 73.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -191.9 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. [2020-07-29 01:31:15,328 INFO L168 Benchmark]: RCFGBuilder took 235.03 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2020-07-29 01:31:15,329 INFO L168 Benchmark]: BuchiAutomizer took 18825.89 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 124.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 363.2 MB. Max. memory is 11.5 GB. [2020-07-29 01:31:15,329 INFO L168 Benchmark]: Witness Printer took 4.13 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:31:15,332 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 215.72 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 949.5 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 25.27 ms. Allocated memory is still 1.0 GB. Free memory is still 949.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 73.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -191.9 MB). Peak memory consumption was 9.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 235.03 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 18825.89 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 124.8 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 363.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.13 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 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 18.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 18.6s. 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: inital25 mio100 ax148 hnf100 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq196 hnf87 smp100 dnf100 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 22ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_~bob~0, main_~samantha~0, main_~temp~0;havoc main_~bob~0;havoc main_~samantha~0;havoc main_~temp~0;main_~bob~0 := 13;main_~samantha~0 := 17;" "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" Loop: "assume !!(main_~bob~0 + main_~samantha~0 < 100);main_~temp~0 := main_~bob~0;main_~bob~0 := main_~samantha~0;main_~samantha~0 := main_~temp~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...