./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-nla/prodbin-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-nla/prodbin-both-t.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e66c8fdc8f3b3771cfa7e4d7d95a3c34e49547186ed45b177a99c3aa50cb9f3b --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-22 01:33:24,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 01:33:24,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 01:33:24,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 01:33:24,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 01:33:24,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 01:33:24,243 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 01:33:24,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 01:33:24,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 01:33:24,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 01:33:24,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 01:33:24,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 01:33:24,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 01:33:24,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 01:33:24,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 01:33:24,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 01:33:24,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 01:33:24,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 01:33:24,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 01:33:24,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 01:33:24,273 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 01:33:24,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 01:33:24,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 01:33:24,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 01:33:24,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 01:33:24,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 01:33:24,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 01:33:24,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 01:33:24,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 01:33:24,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 01:33:24,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 01:33:24,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 01:33:24,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 01:33:24,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 01:33:24,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 01:33:24,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 01:33:24,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 01:33:24,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 01:33:24,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 01:33:24,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 01:33:24,288 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 01:33:24,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 01:33:24,294 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-22 01:33:24,321 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 01:33:24,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 01:33:24,322 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 01:33:24,324 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 01:33:24,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 01:33:24,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 01:33:24,325 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 01:33:24,325 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-22 01:33:24,326 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-22 01:33:24,326 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-22 01:33:24,327 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-22 01:33:24,327 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-22 01:33:24,327 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-22 01:33:24,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 01:33:24,327 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 01:33:24,328 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 01:33:24,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 01:33:24,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 01:33:24,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 01:33:24,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-22 01:33:24,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-22 01:33:24,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-22 01:33:24,329 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 01:33:24,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 01:33:24,330 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-22 01:33:24,330 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 01:33:24,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-22 01:33:24,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 01:33:24,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 01:33:24,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 01:33:24,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 01:33:24,333 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-22 01:33:24,333 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e66c8fdc8f3b3771cfa7e4d7d95a3c34e49547186ed45b177a99c3aa50cb9f3b [2022-07-22 01:33:24,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 01:33:24,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 01:33:24,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 01:33:24,682 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 01:33:24,682 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 01:33:24,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-nla/prodbin-both-t.c [2022-07-22 01:33:24,736 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d918537f/feffe330eae84f50964053e25ade33d5/FLAG674e67540 [2022-07-22 01:33:25,152 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 01:33:25,153 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-nla/prodbin-both-t.c [2022-07-22 01:33:25,160 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d918537f/feffe330eae84f50964053e25ade33d5/FLAG674e67540 [2022-07-22 01:33:25,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d918537f/feffe330eae84f50964053e25ade33d5 [2022-07-22 01:33:25,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 01:33:25,578 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 01:33:25,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 01:33:25,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 01:33:25,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 01:33:25,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 01:33:25" (1/1) ... [2022-07-22 01:33:25,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d5cf265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:33:25, skipping insertion in model container [2022-07-22 01:33:25,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 01:33:25" (1/1) ... [2022-07-22 01:33:25,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 01:33:25,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 01:33:25,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 01:33:25,741 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 01:33:25,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 01:33:25,764 INFO L208 MainTranslator]: Completed translation [2022-07-22 01:33:25,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:33:25 WrapperNode [2022-07-22 01:33:25,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 01:33:25,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 01:33:25,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 01:33:25,766 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 01:33:25,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:33:25" (1/1) ... [2022-07-22 01:33:25,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:33:25" (1/1) ... [2022-07-22 01:33:25,800 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2022-07-22 01:33:25,800 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 01:33:25,801 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 01:33:25,801 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 01:33:25,801 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 01:33:25,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:33:25" (1/1) ... [2022-07-22 01:33:25,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:33:25" (1/1) ... [2022-07-22 01:33:25,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:33:25" (1/1) ... [2022-07-22 01:33:25,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:33:25" (1/1) ... [2022-07-22 01:33:25,811 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:33:25" (1/1) ... [2022-07-22 01:33:25,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:33:25" (1/1) ... [2022-07-22 01:33:25,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:33:25" (1/1) ... [2022-07-22 01:33:25,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 01:33:25,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 01:33:25,826 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 01:33:25,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 01:33:25,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:33:25" (1/1) ... [2022-07-22 01:33:25,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:25,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:25,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:25,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-07-22 01:33:25,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 01:33:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 01:33:25,957 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 01:33:25,958 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 01:33:26,069 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 01:33:26,075 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 01:33:26,076 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-22 01:33:26,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 01:33:26 BoogieIcfgContainer [2022-07-22 01:33:26,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 01:33:26,080 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-22 01:33:26,080 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-22 01:33:26,082 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-22 01:33:26,083 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 01:33:26,083 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 01:33:25" (1/3) ... [2022-07-22 01:33:26,084 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@16b05527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 01:33:26, skipping insertion in model container [2022-07-22 01:33:26,085 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 01:33:26,085 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 01:33:25" (2/3) ... [2022-07-22 01:33:26,085 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@16b05527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 01:33:26, skipping insertion in model container [2022-07-22 01:33:26,085 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-22 01:33:26,085 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 01:33:26" (3/3) ... [2022-07-22 01:33:26,087 INFO L354 chiAutomizerObserver]: Analyzing ICFG prodbin-both-t.c [2022-07-22 01:33:26,151 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-22 01:33:26,151 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-22 01:33:26,152 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-22 01:33:26,152 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-22 01:33:26,152 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-22 01:33:26,152 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-22 01:33:26,152 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-22 01:33:26,152 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-22 01:33:26,156 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:26,171 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-07-22 01:33:26,171 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:33:26,171 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:33:26,176 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 01:33:26,176 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-22 01:33:26,176 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-22 01:33:26,176 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:26,178 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-07-22 01:33:26,178 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:33:26,178 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:33:26,178 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-22 01:33:26,179 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-22 01:33:26,184 INFO L752 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 5#L28true assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 11#L36-2true [2022-07-22 01:33:26,184 INFO L754 eck$LassoCheckResult]: Loop: 11#L36-2true assume !false; 6#L38true assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 3#L41true assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; 10#L41-2true main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 11#L36-2true [2022-07-22 01:33:26,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:26,191 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-07-22 01:33:26,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:26,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166530281] [2022-07-22 01:33:26,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:26,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:26,271 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:26,290 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:26,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:26,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1421130, now seen corresponding path program 1 times [2022-07-22 01:33:26,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:26,295 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084804323] [2022-07-22 01:33:26,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:26,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:26,303 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 01:33:26,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [179985747] [2022-07-22 01:33:26,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:26,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:33:26,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:26,306 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:33:26,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-22 01:33:26,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:26,348 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:26,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:26,369 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:26,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:26,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1807030893, now seen corresponding path program 1 times [2022-07-22 01:33:26,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:26,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306625674] [2022-07-22 01:33:26,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:26,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:26,377 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 01:33:26,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [804479408] [2022-07-22 01:33:26,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:26,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:33:26,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:26,411 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:33:26,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-22 01:33:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:26,486 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:26,504 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:26,698 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:33:26,699 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:33:26,699 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:33:26,699 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:33:26,699 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 01:33:26,699 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:26,700 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:33:26,700 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:33:26,700 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration1_Loop [2022-07-22 01:33:26,700 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:33:26,701 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:33:26,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:26,997 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:33:26,997 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 01:33:26,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:26,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:27,002 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:27,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-07-22 01:33:27,006 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 01:33:27,006 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:27,049 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:27,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:27,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:27,052 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:27,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-07-22 01:33:27,055 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 01:33:27,055 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:27,093 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 01:33:27,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:27,110 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:33:27,110 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:33:27,110 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:33:27,111 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:33:27,111 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 01:33:27,111 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:27,111 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:33:27,111 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:33:27,111 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration1_Loop [2022-07-22 01:33:27,111 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:33:27,111 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:33:27,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:27,348 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:33:27,351 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 01:33:27,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:27,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:27,356 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:27,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:27,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:27,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:27,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:27,374 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-22 01:33:27,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:33:27,384 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:27,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:27,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-07-22 01:33:27,399 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 01:33:27,406 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 01:33:27,407 INFO L444 ModelExtractionUtils]: 4 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 01:33:27,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:27,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:27,412 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:27,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-07-22 01:33:27,415 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 01:33:27,415 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 01:33:27,416 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 01:33:27,416 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 4*ULTIMATE.start_main_~y~0#1 + 1 Supporting invariants [] [2022-07-22 01:33:27,440 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:27,443 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 01:33:27,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:33:27,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 01:33:27,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:33:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:33:27,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-22 01:33:27,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:33:27,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:33:27,599 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 01:33:27,600 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:27,637 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 35 states and 42 transitions. Complement of second has 6 states. [2022-07-22 01:33:27,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 01:33:27,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:27,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2022-07-22 01:33:27,647 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 3 letters. Loop has 4 letters. [2022-07-22 01:33:27,648 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:33:27,648 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-22 01:33:27,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:33:27,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 01:33:27,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:33:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:33:27,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-22 01:33:27,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:33:27,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:33:27,717 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 01:33:27,717 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:27,759 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 36 states and 44 transitions. Complement of second has 8 states. [2022-07-22 01:33:27,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-22 01:33:27,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:27,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 20 transitions. [2022-07-22 01:33:27,762 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 3 letters. Loop has 4 letters. [2022-07-22 01:33:27,762 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:33:27,762 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-22 01:33:27,763 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:33:27,763 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 3 letters. Loop has 8 letters. [2022-07-22 01:33:27,763 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:33:27,764 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 44 transitions. [2022-07-22 01:33:27,771 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-07-22 01:33:27,774 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 15 states and 18 transitions. [2022-07-22 01:33:27,774 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-07-22 01:33:27,775 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-07-22 01:33:27,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 18 transitions. [2022-07-22 01:33:27,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 01:33:27,776 INFO L369 hiAutomatonCegarLoop]: Abstraction has 15 states and 18 transitions. [2022-07-22 01:33:27,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 18 transitions. [2022-07-22 01:33:27,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 14. [2022-07-22 01:33:27,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:27,806 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:27,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2022-07-22 01:33:27,807 INFO L392 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-07-22 01:33:27,808 INFO L374 stractBuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-07-22 01:33:27,808 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-22 01:33:27,808 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. [2022-07-22 01:33:27,808 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-07-22 01:33:27,808 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:33:27,808 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:33:27,809 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-07-22 01:33:27,809 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-22 01:33:27,809 INFO L752 eck$LassoCheckResult]: Stem: 163#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 164#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 165#L28 assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 166#L36-2 assume !false; 172#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 159#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 160#L41-2 [2022-07-22 01:33:27,809 INFO L754 eck$LassoCheckResult]: Loop: 160#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 170#L36-2 assume !false; 167#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 168#L41 assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; 160#L41-2 [2022-07-22 01:33:27,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:27,810 INFO L85 PathProgramCache]: Analyzing trace with hash 889575313, now seen corresponding path program 1 times [2022-07-22 01:33:27,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:27,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139483992] [2022-07-22 01:33:27,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:27,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:27,814 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 01:33:27,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1759504238] [2022-07-22 01:33:27,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:27,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:33:27,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:27,820 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:33:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:27,851 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:27,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-07-22 01:33:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:27,858 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:27,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:27,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1773720, now seen corresponding path program 2 times [2022-07-22 01:33:27,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:27,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779873110] [2022-07-22 01:33:27,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:27,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:27,869 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 01:33:27,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2026039104] [2022-07-22 01:33:27,870 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-22 01:33:27,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:33:27,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:27,871 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:33:27,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-07-22 01:33:27,899 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-22 01:33:27,899 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-07-22 01:33:27,899 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:27,907 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:27,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:27,908 INFO L85 PathProgramCache]: Analyzing trace with hash 139108392, now seen corresponding path program 1 times [2022-07-22 01:33:27,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:27,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379663299] [2022-07-22 01:33:27,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:27,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:27,913 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 01:33:27,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [332706445] [2022-07-22 01:33:27,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:27,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:33:27,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:27,920 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:33:27,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-07-22 01:33:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:27,949 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:27,958 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:28,042 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:33:28,042 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:33:28,043 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:33:28,043 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:33:28,043 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 01:33:28,043 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:28,043 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:33:28,043 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:33:28,043 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration2_Loop [2022-07-22 01:33:28,044 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:33:28,044 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:33:28,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:28,229 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:33:28,229 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 01:33:28,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:28,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:28,264 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:28,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-07-22 01:33:28,267 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 01:33:28,268 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:28,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:28,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:28,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:28,317 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:28,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-07-22 01:33:28,326 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 01:33:28,327 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:28,357 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 01:33:28,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:28,378 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:33:28,378 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:33:28,378 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:33:28,378 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:33:28,378 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 01:33:28,378 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:28,378 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:33:28,378 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:33:28,378 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration2_Loop [2022-07-22 01:33:28,378 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:33:28,378 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:33:28,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:28,544 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:33:28,545 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 01:33:28,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:28,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:28,546 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:28,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-07-22 01:33:28,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:28,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:28,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:28,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:28,556 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-22 01:33:28,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:33:28,561 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:28,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:28,582 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 01:33:28,586 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 01:33:28,586 INFO L444 ModelExtractionUtils]: 4 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 01:33:28,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:28,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:28,591 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:28,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-07-22 01:33:28,594 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 01:33:28,594 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 01:33:28,594 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 01:33:28,594 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 2*ULTIMATE.start_main_~y~0#1 + 1 Supporting invariants [] [2022-07-22 01:33:28,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:28,611 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 01:33:28,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:33:28,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 01:33:28,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:33:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:33:28,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjunts are in the unsatisfiable core [2022-07-22 01:33:28,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:33:28,772 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:28,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:33:28,786 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 01:33:28,786 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 17 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:28,805 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 17 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 24 states and 29 transitions. Complement of second has 5 states. [2022-07-22 01:33:28,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 01:33:28,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:28,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2022-07-22 01:33:28,807 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 6 letters. Loop has 4 letters. [2022-07-22 01:33:28,807 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:33:28,808 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 10 letters. Loop has 4 letters. [2022-07-22 01:33:28,808 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:33:28,808 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 6 letters. Loop has 8 letters. [2022-07-22 01:33:28,808 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:33:28,808 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 29 transitions. [2022-07-22 01:33:28,809 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-07-22 01:33:28,810 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 23 states and 28 transitions. [2022-07-22 01:33:28,810 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-07-22 01:33:28,810 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-22 01:33:28,810 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 28 transitions. [2022-07-22 01:33:28,811 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 01:33:28,811 INFO L369 hiAutomatonCegarLoop]: Abstraction has 23 states and 28 transitions. [2022-07-22 01:33:28,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 28 transitions. [2022-07-22 01:33:28,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 22. [2022-07-22 01:33:28,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:28,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2022-07-22 01:33:28,813 INFO L392 hiAutomatonCegarLoop]: Abstraction has 22 states and 27 transitions. [2022-07-22 01:33:28,813 INFO L374 stractBuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2022-07-22 01:33:28,814 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-22 01:33:28,814 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 27 transitions. [2022-07-22 01:33:28,814 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-07-22 01:33:28,814 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:33:28,815 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:33:28,815 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1] [2022-07-22 01:33:28,815 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-22 01:33:28,816 INFO L752 eck$LassoCheckResult]: Stem: 252#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 253#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 254#L28 assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 255#L36-2 assume !false; 265#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 264#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 263#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 261#L36-2 assume !false; 256#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 248#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 249#L41-2 [2022-07-22 01:33:28,816 INFO L754 eck$LassoCheckResult]: Loop: 249#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 258#L36-2 assume !false; 269#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 268#L41 assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; 249#L41-2 [2022-07-22 01:33:28,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:28,816 INFO L85 PathProgramCache]: Analyzing trace with hash 139108394, now seen corresponding path program 1 times [2022-07-22 01:33:28,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:28,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101181423] [2022-07-22 01:33:28,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:28,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:28,821 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 01:33:28,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [948759337] [2022-07-22 01:33:28,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:28,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:33:28,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:28,823 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:33:28,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-07-22 01:33:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:28,852 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:28,861 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:28,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:28,861 INFO L85 PathProgramCache]: Analyzing trace with hash 1773720, now seen corresponding path program 3 times [2022-07-22 01:33:28,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:28,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117894190] [2022-07-22 01:33:28,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:28,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:28,866 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 01:33:28,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1829236982] [2022-07-22 01:33:28,866 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-07-22 01:33:28,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:33:28,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:28,868 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:33:28,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-07-22 01:33:28,895 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-07-22 01:33:28,895 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-07-22 01:33:28,895 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:28,899 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:28,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:28,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1537772479, now seen corresponding path program 2 times [2022-07-22 01:33:28,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:28,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817291571] [2022-07-22 01:33:28,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:28,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:28,904 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 01:33:28,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [765526938] [2022-07-22 01:33:28,905 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-22 01:33:28,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:33:28,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:28,911 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:33:28,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-07-22 01:33:28,936 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-22 01:33:28,936 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-07-22 01:33:28,936 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:28,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:28,949 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:29,016 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:33:29,017 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:33:29,017 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:33:29,017 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:33:29,017 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 01:33:29,017 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:29,017 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:33:29,017 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:33:29,018 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration3_Loop [2022-07-22 01:33:29,018 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:33:29,019 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:33:29,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:29,171 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:33:29,172 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 01:33:29,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:29,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:29,179 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:29,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-22 01:33:29,180 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 01:33:29,181 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:29,223 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:29,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:29,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:29,225 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:29,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-07-22 01:33:29,228 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 01:33:29,228 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:29,259 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 01:33:29,285 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:29,286 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:33:29,286 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:33:29,286 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:33:29,286 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:33:29,286 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 01:33:29,286 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:29,286 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:33:29,286 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:33:29,286 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration3_Loop [2022-07-22 01:33:29,286 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:33:29,286 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:33:29,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:29,464 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:33:29,464 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 01:33:29,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:29,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:29,468 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:29,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-07-22 01:33:29,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:29,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:29,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:29,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:29,479 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-22 01:33:29,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:33:29,484 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:29,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:29,497 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-22 01:33:29,501 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-22 01:33:29,501 INFO L444 ModelExtractionUtils]: 4 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-07-22 01:33:29,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:29,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:29,507 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:29,514 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-22 01:33:29,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-07-22 01:33:29,514 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-22 01:33:29,514 INFO L513 LassoAnalysis]: Proved termination. [2022-07-22 01:33:29,514 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 2*ULTIMATE.start_main_~y~0#1 + 1 Supporting invariants [] [2022-07-22 01:33:29,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:29,541 INFO L293 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-07-22 01:33:29,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:33:29,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 01:33:29,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:33:29,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:33:29,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 01:33:29,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:33:29,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:33:29,712 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 01:33:29,713 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:29,739 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 30 states and 37 transitions. Complement of second has 5 states. [2022-07-22 01:33:29,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 01:33:29,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:29,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2022-07-22 01:33:29,741 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 10 letters. Loop has 4 letters. [2022-07-22 01:33:29,741 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:33:29,741 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-22 01:33:29,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:33:29,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 01:33:29,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:33:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:33:29,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 01:33:29,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:33:29,832 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:29,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:33:29,902 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 01:33:29,902 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:29,924 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 30 states and 37 transitions. Complement of second has 5 states. [2022-07-22 01:33:29,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 01:33:29,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:29,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2022-07-22 01:33:29,927 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 10 letters. Loop has 4 letters. [2022-07-22 01:33:29,928 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:33:29,928 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-22 01:33:29,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:29,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:33:29,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 01:33:29,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:33:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 01:33:29,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-22 01:33:29,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 01:33:30,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 01:33:30,063 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-07-22 01:33:30,063 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:30,086 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 42 transitions. Complement of second has 6 states. [2022-07-22 01:33:30,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-22 01:33:30,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:30,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 14 transitions. [2022-07-22 01:33:30,088 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 10 letters. Loop has 4 letters. [2022-07-22 01:33:30,088 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:33:30,088 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 14 letters. Loop has 4 letters. [2022-07-22 01:33:30,090 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:33:30,090 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 10 letters. Loop has 8 letters. [2022-07-22 01:33:30,091 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-22 01:33:30,092 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 42 transitions. [2022-07-22 01:33:30,100 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-07-22 01:33:30,100 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 26 states and 32 transitions. [2022-07-22 01:33:30,100 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-07-22 01:33:30,100 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2022-07-22 01:33:30,101 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 32 transitions. [2022-07-22 01:33:30,101 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-22 01:33:30,101 INFO L369 hiAutomatonCegarLoop]: Abstraction has 26 states and 32 transitions. [2022-07-22 01:33:30,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 32 transitions. [2022-07-22 01:33:30,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 16. [2022-07-22 01:33:30,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-22 01:33:30,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2022-07-22 01:33:30,102 INFO L392 hiAutomatonCegarLoop]: Abstraction has 16 states and 20 transitions. [2022-07-22 01:33:30,102 INFO L374 stractBuchiCegarLoop]: Abstraction has 16 states and 20 transitions. [2022-07-22 01:33:30,102 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-22 01:33:30,103 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 20 transitions. [2022-07-22 01:33:30,103 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-07-22 01:33:30,103 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-22 01:33:30,103 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-22 01:33:30,103 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-07-22 01:33:30,103 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-22 01:33:30,104 INFO L752 eck$LassoCheckResult]: Stem: 527#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 528#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 529#L28 assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 530#L36-2 assume !false; 531#L38 [2022-07-22 01:33:30,104 INFO L754 eck$LassoCheckResult]: Loop: 531#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 523#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 524#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 535#L36-2 assume !false; 531#L38 [2022-07-22 01:33:30,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:30,104 INFO L85 PathProgramCache]: Analyzing trace with hash 925676, now seen corresponding path program 1 times [2022-07-22 01:33:30,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:30,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044394238] [2022-07-22 01:33:30,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:30,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:30,108 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:30,110 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:30,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:30,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1575002, now seen corresponding path program 1 times [2022-07-22 01:33:30,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:30,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953158247] [2022-07-22 01:33:30,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:30,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:30,112 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 01:33:30,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1625734634] [2022-07-22 01:33:30,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:30,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:33:30,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:30,114 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:33:30,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-07-22 01:33:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:30,134 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:30,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:30,138 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:30,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:30,139 INFO L85 PathProgramCache]: Analyzing trace with hash 183384773, now seen corresponding path program 2 times [2022-07-22 01:33:30,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:30,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762557589] [2022-07-22 01:33:30,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:30,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:30,142 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 01:33:30,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [483041633] [2022-07-22 01:33:30,142 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-22 01:33:30,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:33:30,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:30,148 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:33:30,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2022-07-22 01:33:30,171 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-22 01:33:30,171 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-07-22 01:33:30,171 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:30,176 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:30,255 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:33:30,255 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:33:30,255 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:33:30,255 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:33:30,255 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 01:33:30,255 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:30,255 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:33:30,255 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:33:30,255 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration4_Lasso [2022-07-22 01:33:30,255 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:33:30,255 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:33:30,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:30,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:30,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:30,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:30,566 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:33:30,566 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 01:33:30,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:30,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:30,571 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:30,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-07-22 01:33:30,579 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 01:33:30,579 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:30,600 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 01:33:30,600 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 01:33:30,627 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:30,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:30,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:30,628 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:30,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-07-22 01:33:30,631 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 01:33:30,631 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:30,675 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:30,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:30,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:30,677 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:30,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-07-22 01:33:30,679 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 01:33:30,679 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:30,709 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 01:33:30,731 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:30,732 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:33:30,732 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:33:30,732 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:33:30,732 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:33:30,732 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 01:33:30,732 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:30,732 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:33:30,732 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:33:30,732 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration4_Lasso [2022-07-22 01:33:30,732 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:33:30,732 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:33:30,734 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:30,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:30,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:30,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:31,088 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:33:31,089 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 01:33:31,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:31,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:31,090 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:31,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-07-22 01:33:31,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:31,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:31,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:31,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:31,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:31,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:33:31,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:33:31,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:31,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:31,146 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:31,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:31,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:31,148 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:31,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:31,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:31,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:31,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-07-22 01:33:31,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:31,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:31,163 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:33:31,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:33:31,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:31,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:31,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:31,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:31,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:31,199 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:31,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-07-22 01:33:31,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:31,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:31,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:31,208 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:31,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:33:31,250 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2022-07-22 01:33:31,250 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-07-22 01:33:31,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:31,354 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-22 01:33:31,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:31,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:31,356 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:31,360 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-07-22 01:33:31,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:31,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:31,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:31,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:31,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:31,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:33:31,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:33:31,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:31,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:31,383 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:31,383 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-07-22 01:33:31,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:31,384 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:31,384 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:31,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-07-22 01:33:31,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:31,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:31,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:31,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:31,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:31,392 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:31,397 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-22 01:33:31,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:31,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:31,415 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:31,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:31,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:31,416 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:31,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-07-22 01:33:31,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:31,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:31,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:31,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:31,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:31,424 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:31,424 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-22 01:33:31,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:31,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:31,440 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-07-22 01:33:31,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:31,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:31,441 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:31,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-07-22 01:33:31,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:31,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:31,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:31,450 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:31,450 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:31,509 INFO L401 nArgumentSynthesizer]: We have 72 Motzkin's Theorem applications. [2022-07-22 01:33:31,509 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-07-22 01:33:31,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:31,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:31,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:31,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:31,655 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:31,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:31,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:31,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:31,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:31,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:31,667 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:31,667 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-22 01:33:31,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:31,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-07-22 01:33:31,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:31,713 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:31,713 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-07-22 01:33:31,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:31,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:31,714 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:31,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:31,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:31,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:31,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:31,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:31,727 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:31,727 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:31,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:31,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-07-22 01:33:31,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:31,759 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:31,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:31,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:31,760 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:31,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:31,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:31,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:31,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:31,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:31,771 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:31,772 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:31,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:31,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-07-22 01:33:31,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:31,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:31,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:31,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:31,811 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:31,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:31,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:31,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:31,827 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:31,827 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:31,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-07-22 01:33:31,918 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2022-07-22 01:33:31,918 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-07-22 01:33:32,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:32,172 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:32,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:32,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:32,174 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:32,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:32,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:32,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:32,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:32,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:32,187 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:32,188 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:32,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:32,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-07-22 01:33:32,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:32,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:32,226 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-07-22 01:33:32,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:32,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:32,228 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:32,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-07-22 01:33:32,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:32,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:32,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:32,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:32,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:32,238 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:32,239 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-22 01:33:32,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:32,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:32,262 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-07-22 01:33:32,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:32,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:32,264 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:32,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-07-22 01:33:32,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:32,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:32,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:32,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:32,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:32,277 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:32,278 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-22 01:33:32,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:32,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:32,302 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-07-22 01:33:32,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:32,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:32,303 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:32,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-07-22 01:33:32,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:32,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:32,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:32,313 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:32,313 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:32,401 INFO L401 nArgumentSynthesizer]: We have 120 Motzkin's Theorem applications. [2022-07-22 01:33:32,401 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-07-22 01:33:32,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:32,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:32,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:32,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:32,684 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:32,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:32,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-07-22 01:33:32,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:32,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:32,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:32,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:32,696 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:32,696 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-22 01:33:32,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:32,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:32,731 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-07-22 01:33:32,731 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-07-22 01:33:32,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:32,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:32,733 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:32,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-07-22 01:33:32,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:32,740 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:32,740 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:32,740 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:32,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:32,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:32,741 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:32,741 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-22 01:33:32,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:32,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:32,760 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-07-22 01:33:32,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:32,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:32,761 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:32,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-07-22 01:33:32,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:32,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:32,770 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:32,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:32,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:32,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:32,771 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:32,771 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-22 01:33:32,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:32,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:32,790 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-07-22 01:33:32,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:32,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:32,792 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:32,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-07-22 01:33:32,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:32,799 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:32,799 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:32,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:32,800 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:32,800 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:32,853 INFO L401 nArgumentSynthesizer]: We have 72 Motzkin's Theorem applications. [2022-07-22 01:33:32,854 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-07-22 01:33:32,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:33,010 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-07-22 01:33:33,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:33,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:33,012 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:33,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-07-22 01:33:33,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:33,020 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:33,020 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:33,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:33,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:33,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:33,020 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:33,020 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-22 01:33:33,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:33,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:33,038 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-07-22 01:33:33,039 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-07-22 01:33:33,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:33,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:33,040 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:33,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-07-22 01:33:33,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:33,048 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:33,048 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-22 01:33:33,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:33,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:33,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:33,048 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:33,048 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:33,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:33,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:33,065 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-07-22 01:33:33,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:33,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:33,067 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:33,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-07-22 01:33:33,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:33,074 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:33,075 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-22 01:33:33,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:33,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:33,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:33,075 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:33,075 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:33,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:33,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:33,117 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-07-22 01:33:33,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:33,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:33,118 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:33,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-07-22 01:33:33,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:33,127 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:33,127 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-22 01:33:33,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:33,128 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:33,128 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:33,187 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2022-07-22 01:33:33,187 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-07-22 01:33:33,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:33,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:33,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:33,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:33,459 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:33,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-07-22 01:33:33,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:33,466 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:33,467 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-22 01:33:33,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:33,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:33,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:33,467 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:33,467 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:33,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:33,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:33,484 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-07-22 01:33:33,485 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-07-22 01:33:33,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:33,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:33,486 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:33,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-07-22 01:33:33,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:33,494 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:33,494 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:33,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:33,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:33,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:33,495 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:33,495 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-22 01:33:33,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:33,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:33,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-07-22 01:33:33,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:33,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:33,515 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:33,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-07-22 01:33:33,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:33,523 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:33,523 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:33,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:33,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:33,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:33,524 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:33,524 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-22 01:33:33,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:33,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:33,543 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-07-22 01:33:33,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:33,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:33,545 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:33,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-07-22 01:33:33,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:33,554 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:33,554 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:33,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:33,554 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:33,554 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:33,652 INFO L401 nArgumentSynthesizer]: We have 120 Motzkin's Theorem applications. [2022-07-22 01:33:33,652 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-07-22 01:33:35,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:35,884 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:35,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:35,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:35,886 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:35,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-07-22 01:33:35,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:35,894 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:35,895 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:35,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:35,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:35,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:35,895 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:35,896 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-22 01:33:35,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:35,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:35,914 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-07-22 01:33:35,914 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-07-22 01:33:35,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:35,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:35,915 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:35,916 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-07-22 01:33:35,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:35,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:35,923 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:35,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:35,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:35,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:35,923 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:35,924 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:35,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:35,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:35,940 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-07-22 01:33:35,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:35,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:35,942 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:35,943 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-07-22 01:33:35,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:35,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:35,950 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:35,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:35,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:35,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:35,950 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:35,951 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:35,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:35,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:35,968 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:35,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:35,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:35,969 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:35,970 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-07-22 01:33:35,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:35,977 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:35,977 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:35,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:35,977 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:35,978 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:36,041 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2022-07-22 01:33:36,041 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-07-22 01:33:36,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:36,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-07-22 01:33:36,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:36,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:36,210 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:36,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-07-22 01:33:36,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:36,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:36,219 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:36,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:36,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:36,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:36,219 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:36,220 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:36,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:36,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:36,236 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-07-22 01:33:36,237 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-07-22 01:33:36,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:36,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:36,238 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:36,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-07-22 01:33:36,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:36,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:36,246 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:36,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:36,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:36,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:36,246 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-22 01:33:36,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:33:36,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:36,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:36,264 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-07-22 01:33:36,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:36,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:36,265 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:36,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-22 01:33:36,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:36,273 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:36,273 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:36,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:36,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:36,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:36,274 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-22 01:33:36,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:33:36,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:36,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:36,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-07-22 01:33:36,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:36,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:36,293 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:36,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-07-22 01:33:36,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:36,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:36,307 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:36,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:36,307 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:36,307 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-22 01:33:36,401 INFO L401 nArgumentSynthesizer]: We have 144 Motzkin's Theorem applications. [2022-07-22 01:33:36,401 INFO L402 nArgumentSynthesizer]: A total of 24 supporting invariants were added. [2022-07-22 01:33:36,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:36,951 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:36,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:36,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:36,952 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:36,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-07-22 01:33:36,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:36,960 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:36,960 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:36,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:36,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:36,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:36,960 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-22 01:33:36,961 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:33:36,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:36,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:36,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-07-22 01:33:36,978 INFO L321 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-07-22 01:33:36,978 INFO L752 eck$LassoCheckResult]: Stem: 527#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 528#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 529#L28 assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 530#L36-2 assume !false; 531#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 523#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 524#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 535#L36-2 assume !false; 531#L38 [2022-07-22 01:33:36,978 INFO L754 eck$LassoCheckResult]: Loop: 531#L38 assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1); 523#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 524#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 535#L36-2 assume !false; 531#L38 [2022-07-22 01:33:36,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:36,979 INFO L85 PathProgramCache]: Analyzing trace with hash 183384773, now seen corresponding path program 3 times [2022-07-22 01:33:36,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:36,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117863847] [2022-07-22 01:33:36,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:36,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:36,982 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 01:33:36,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [35763096] [2022-07-22 01:33:36,982 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-07-22 01:33:36,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:33:36,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:36,984 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:33:36,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Waiting until timeout for monitored process [2022-07-22 01:33:37,000 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-07-22 01:33:37,000 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-07-22 01:33:37,000 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:37,006 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:37,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:37,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1575002, now seen corresponding path program 2 times [2022-07-22 01:33:37,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:37,007 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196060036] [2022-07-22 01:33:37,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:37,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:37,009 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 01:33:37,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1264290575] [2022-07-22 01:33:37,009 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-22 01:33:37,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:33:37,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:37,018 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:33:37,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2022-07-22 01:33:37,033 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-22 01:33:37,034 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-07-22 01:33:37,034 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:37,038 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:37,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 01:33:37,038 INFO L85 PathProgramCache]: Analyzing trace with hash 539181342, now seen corresponding path program 4 times [2022-07-22 01:33:37,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-22 01:33:37,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109119809] [2022-07-22 01:33:37,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 01:33:37,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-22 01:33:37,042 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-22 01:33:37,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [977845869] [2022-07-22 01:33:37,042 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-07-22 01:33:37,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-22 01:33:37,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:37,051 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-22 01:33:37,057 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Waiting until timeout for monitored process [2022-07-22 01:33:37,086 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-07-22 01:33:37,086 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-07-22 01:33:37,086 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-22 01:33:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-22 01:33:37,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-22 01:33:37,204 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:33:37,204 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:33:37,204 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:33:37,204 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:33:37,204 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-22 01:33:37,204 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:37,204 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:33:37,205 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:33:37,205 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration4_Lasso [2022-07-22 01:33:37,205 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:33:37,205 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:33:37,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:37,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:37,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:37,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:37,587 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:33:37,587 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-22 01:33:37,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:37,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:37,589 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:37,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-22 01:33:37,591 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 01:33:37,591 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:37,602 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 01:33:37,602 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 01:33:37,618 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-07-22 01:33:37,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:37,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:37,619 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:37,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-22 01:33:37,621 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 01:33:37,621 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:37,628 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 01:33:37,628 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 01:33:37,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-07-22 01:33:37,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:37,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:37,644 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:37,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-22 01:33:37,647 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 01:33:37,647 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:37,653 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-07-22 01:33:37,653 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-07-22 01:33:37,672 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-07-22 01:33:37,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:37,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:37,673 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:37,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-07-22 01:33:37,676 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-22 01:33:37,676 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:37,710 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-07-22 01:33:37,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:37,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:37,711 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:37,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-07-22 01:33:37,713 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-22 01:33:37,713 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-22 01:33:37,727 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-22 01:33:37,742 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-07-22 01:33:37,742 INFO L210 LassoAnalysis]: Preferences: [2022-07-22 01:33:37,742 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-22 01:33:37,743 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-22 01:33:37,743 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-22 01:33:37,743 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-22 01:33:37,743 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:37,743 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-22 01:33:37,743 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-22 01:33:37,743 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-t.c_Iteration4_Lasso [2022-07-22 01:33:37,743 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-22 01:33:37,743 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-22 01:33:37,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:37,747 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:37,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:37,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-22 01:33:38,166 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-22 01:33:38,166 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-22 01:33:38,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:38,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:38,169 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:38,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-07-22 01:33:38,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:38,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:38,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:38,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:38,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:38,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:33:38,177 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:33:38,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:38,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:38,193 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-07-22 01:33:38,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:38,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:38,195 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:38,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-07-22 01:33:38,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:38,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:38,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:38,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:38,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:38,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:33:38,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:33:38,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:38,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:38,219 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-07-22 01:33:38,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:38,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:38,220 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:38,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-07-22 01:33:38,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:38,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:38,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:38,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:38,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:38,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:33:38,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-22 01:33:38,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:38,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:38,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:38,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:38,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:38,246 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:38,247 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-07-22 01:33:38,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:38,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:38,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:38,254 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:38,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-22 01:33:38,291 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2022-07-22 01:33:38,291 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-07-22 01:33:38,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:38,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-07-22 01:33:38,386 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-07-22 01:33:38,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:38,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:38,387 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:38,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-07-22 01:33:38,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:38,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:38,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:38,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:38,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:38,395 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:38,396 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-22 01:33:38,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:38,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:38,412 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-07-22 01:33:38,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:38,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:38,414 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:38,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-07-22 01:33:38,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:38,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:38,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:38,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:38,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:38,422 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:38,422 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-22 01:33:38,422 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:38,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:38,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-07-22 01:33:38,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:38,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:38,439 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:38,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-07-22 01:33:38,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:38,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:38,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:38,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:38,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:38,447 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:38,447 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-22 01:33:38,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:38,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:38,463 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:38,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:38,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:38,464 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:38,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:38,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-07-22 01:33:38,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:38,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:38,482 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:38,482 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:38,522 INFO L401 nArgumentSynthesizer]: We have 72 Motzkin's Theorem applications. [2022-07-22 01:33:38,522 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-07-22 01:33:38,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:38,674 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-07-22 01:33:38,674 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-07-22 01:33:38,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:38,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:38,675 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:38,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-07-22 01:33:38,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:38,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:38,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:38,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:38,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:38,690 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:38,690 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:38,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:38,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:38,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:38,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:38,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:38,707 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:38,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-07-22 01:33:38,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:38,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:38,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:38,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:38,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:38,715 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:38,715 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:38,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:38,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:38,731 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-07-22 01:33:38,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:38,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:38,732 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:38,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-07-22 01:33:38,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:38,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:38,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:38,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:38,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:38,742 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:38,742 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:38,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:38,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:38,758 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:38,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:38,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:38,760 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:38,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-07-22 01:33:38,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:38,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:38,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:38,769 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:38,769 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:38,833 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2022-07-22 01:33:38,833 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-07-22 01:33:39,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:39,141 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-07-22 01:33:39,141 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-07-22 01:33:39,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:39,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:39,143 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:39,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-07-22 01:33:39,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:39,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:39,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:39,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:39,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:39,151 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:39,152 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-22 01:33:39,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:39,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:39,168 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-07-22 01:33:39,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:39,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:39,169 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:39,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-07-22 01:33:39,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:39,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:39,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:39,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:39,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:39,179 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:39,179 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-22 01:33:39,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:39,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:39,195 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-07-22 01:33:39,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:39,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:39,197 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:39,197 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-07-22 01:33:39,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:39,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:39,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:39,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:39,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:39,205 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:39,205 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-22 01:33:39,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:39,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:39,240 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-07-22 01:33:39,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:39,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:39,242 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:39,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-07-22 01:33:39,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:39,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-22 01:33:39,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:39,251 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:39,251 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:39,327 INFO L401 nArgumentSynthesizer]: We have 120 Motzkin's Theorem applications. [2022-07-22 01:33:39,327 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-07-22 01:33:39,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:39,498 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-07-22 01:33:39,498 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-07-22 01:33:39,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:39,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:39,500 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:39,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-07-22 01:33:39,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:39,507 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:39,507 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:39,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:39,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:39,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:39,507 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:39,508 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-22 01:33:39,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:39,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:39,524 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-07-22 01:33:39,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:39,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:39,525 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:39,526 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-07-22 01:33:39,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:39,534 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:39,534 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:39,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:39,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:39,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:39,535 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:39,535 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-22 01:33:39,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:39,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:39,576 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-07-22 01:33:39,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:39,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:39,577 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:39,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-07-22 01:33:39,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:39,585 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:39,585 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:39,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:39,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:39,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:39,585 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:39,586 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-22 01:33:39,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:39,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:39,604 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:39,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:39,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:39,605 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:39,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-07-22 01:33:39,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:39,613 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:39,613 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:39,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:39,613 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:39,613 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-22 01:33:39,655 INFO L401 nArgumentSynthesizer]: We have 72 Motzkin's Theorem applications. [2022-07-22 01:33:39,655 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-07-22 01:33:39,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:39,855 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-07-22 01:33:39,855 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-07-22 01:33:39,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:39,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:39,856 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:39,857 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-07-22 01:33:39,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:39,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:39,864 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-22 01:33:39,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:39,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:39,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:39,864 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:39,865 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:39,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:39,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:39,881 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2022-07-22 01:33:39,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:39,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:39,882 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:39,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-07-22 01:33:39,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:39,890 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:39,890 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-22 01:33:39,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:39,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:39,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:39,890 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:39,891 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:39,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:39,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:39,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:39,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:39,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:39,909 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:39,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-07-22 01:33:39,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:39,916 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:39,917 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-22 01:33:39,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:39,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:39,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:39,917 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:39,917 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:39,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:39,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:39,934 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:39,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:39,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:39,936 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:39,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-07-22 01:33:39,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:39,943 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:39,944 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-22 01:33:39,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:39,944 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:39,944 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:40,002 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2022-07-22 01:33:40,002 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-07-22 01:33:40,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:40,237 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:40,237 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-07-22 01:33:40,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:40,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:40,238 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:40,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-07-22 01:33:40,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:40,247 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:40,247 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:40,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:40,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:40,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:40,248 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:40,248 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-22 01:33:40,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:40,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:40,287 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-07-22 01:33:40,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:40,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:40,289 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:40,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-07-22 01:33:40,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:40,296 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:40,296 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:40,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:40,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:40,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:40,296 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:40,297 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-22 01:33:40,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:40,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:40,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:40,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:40,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:40,316 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:40,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-07-22 01:33:40,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:40,327 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:40,327 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:40,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:40,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:40,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:40,327 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:40,328 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-22 01:33:40,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:40,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:40,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:40,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:40,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:40,366 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:40,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:40,380 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:40,380 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:40,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:40,380 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:40,380 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-22 01:33:40,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-07-22 01:33:40,461 INFO L401 nArgumentSynthesizer]: We have 120 Motzkin's Theorem applications. [2022-07-22 01:33:40,461 INFO L402 nArgumentSynthesizer]: A total of 20 supporting invariants were added. [2022-07-22 01:33:42,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:42,440 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2022-07-22 01:33:42,440 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-07-22 01:33:42,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:42,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:42,441 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:42,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-07-22 01:33:42,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:42,450 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:42,450 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:42,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:42,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:42,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:42,450 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:42,451 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:42,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:42,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:42,485 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-07-22 01:33:42,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:42,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:42,487 INFO L229 MonitoredProcess]: Starting monitored process 100 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:42,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-07-22 01:33:42,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:42,494 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:42,494 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:42,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:42,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:42,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:42,495 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:42,495 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:42,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:42,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:42,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2022-07-22 01:33:42,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:42,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:42,514 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:42,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-07-22 01:33:42,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:42,521 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:42,521 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:42,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:42,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:42,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:42,522 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:42,522 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-22 01:33:42,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:42,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:42,538 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-07-22 01:33:42,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:42,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:42,539 INFO L229 MonitoredProcess]: Starting monitored process 102 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:42,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-07-22 01:33:42,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:42,547 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:42,547 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-22 01:33:42,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:42,547 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:42,547 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-22 01:33:42,601 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2022-07-22 01:33:42,601 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-07-22 01:33:42,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:42,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2022-07-22 01:33:42,798 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-07-22 01:33:42,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:42,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:42,799 INFO L229 MonitoredProcess]: Starting monitored process 103 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:42,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-07-22 01:33:42,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:42,807 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:42,807 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:42,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:42,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:42,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:42,807 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-22 01:33:42,808 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:33:42,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:42,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:42,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-07-22 01:33:42,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:42,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:42,826 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:42,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-07-22 01:33:42,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:42,834 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:42,834 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:42,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:42,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:42,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:42,834 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-22 01:33:42,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:33:42,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:42,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:42,882 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:42,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:42,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:42,883 INFO L229 MonitoredProcess]: Starting monitored process 105 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:42,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:42,895 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:42,895 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:42,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-22 01:33:42,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:42,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-22 01:33:42,896 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-22 01:33:42,897 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-22 01:33:42,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-22 01:33:42,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-07-22 01:33:42,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:42,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:42,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-22 01:33:42,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 01:33:42,933 INFO L229 MonitoredProcess]: Starting monitored process 106 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-22 01:33:42,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-22 01:33:42,946 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-07-22 01:33:42,947 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-22 01:33:42,947 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-22 01:33:42,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-22 01:33:42,947 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2022-07-22 01:33:42,947 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-22 01:33:43,041 INFO L401 nArgumentSynthesizer]: We have 144 Motzkin's Theorem applications. [2022-07-22 01:33:43,041 INFO L402 nArgumentSynthesizer]: A total of 24 supporting invariants were added. [2022-07-22 01:33:43,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-22 01:33:43,345 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2022-07-22 01:33:43,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.07 01:33:43 BoogieIcfgContainer [2022-07-22 01:33:43,350 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-22 01:33:43,351 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 01:33:43,351 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 01:33:43,351 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 01:33:43,352 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 01:33:26" (3/4) ... [2022-07-22 01:33:43,353 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-22 01:33:43,353 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 01:33:43,354 INFO L158 Benchmark]: Toolchain (without parser) took 17775.16ms. Allocated memory was 54.5MB in the beginning and 144.7MB in the end (delta: 90.2MB). Free memory was 33.4MB in the beginning and 51.2MB in the end (delta: -17.7MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2022-07-22 01:33:43,354 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.9MB in the end (delta: 52.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 01:33:43,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.33ms. Allocated memory is still 54.5MB. Free memory was 33.2MB in the beginning and 24.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-22 01:33:43,354 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.09ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 24.3MB in the beginning and 52.0MB in the end (delta: -27.7MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2022-07-22 01:33:43,355 INFO L158 Benchmark]: Boogie Preprocessor took 24.30ms. Allocated memory is still 67.1MB. Free memory was 51.8MB in the beginning and 51.0MB in the end (delta: 827.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-22 01:33:43,355 INFO L158 Benchmark]: RCFGBuilder took 252.26ms. Allocated memory is still 67.1MB. Free memory was 51.0MB in the beginning and 42.8MB in the end (delta: 8.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-22 01:33:43,355 INFO L158 Benchmark]: BuchiAutomizer took 17270.81ms. Allocated memory was 67.1MB in the beginning and 144.7MB in the end (delta: 77.6MB). Free memory was 42.6MB in the beginning and 51.2MB in the end (delta: -8.5MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. [2022-07-22 01:33:43,355 INFO L158 Benchmark]: Witness Printer took 2.37ms. Allocated memory is still 144.7MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 01:33:43,356 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 54.5MB. Free memory was 35.9MB in the beginning and 35.9MB in the end (delta: 52.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 183.33ms. Allocated memory is still 54.5MB. Free memory was 33.2MB in the beginning and 24.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.09ms. Allocated memory was 54.5MB in the beginning and 67.1MB in the end (delta: 12.6MB). Free memory was 24.3MB in the beginning and 52.0MB in the end (delta: -27.7MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.30ms. Allocated memory is still 67.1MB. Free memory was 51.8MB in the beginning and 51.0MB in the end (delta: 827.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 252.26ms. Allocated memory is still 67.1MB. Free memory was 51.0MB in the beginning and 42.8MB in the end (delta: 8.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 17270.81ms. Allocated memory was 67.1MB in the beginning and 144.7MB in the end (delta: 77.6MB). Free memory was 42.6MB in the beginning and 51.2MB in the end (delta: -8.5MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. * Witness Printer took 2.37ms. Allocated memory is still 144.7MB. Free memory is still 51.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (0 trivial, 2 deterministic, 1 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function 4 * y + 1 and consists of 5 locations. One deterministic module has affine ranking function 2 * y + 1 and consists of 3 locations. One nondeterministic module has affine ranking function 2 * y + 1 and consists of 3 locations. The remainder module has 16 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 17.2s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 16.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 12 StatesRemovedByMinimization, 3 NontrivialMinimizations. 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 [1, 1, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 71 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 65 mSDsluCounter, 71 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 72 IncrementalHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 56 mSDtfsCounter, 72 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT3 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital53 mio100 ax100 hnf100 lsp103 ukn96 mio100 lsp100 div270 bol100 ite100 ukn100 eq145 hnf96 smp53 dnf269 smp83 tf100 neg98 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 394ms VariablesStem: 7 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 4 SupportingInvariants: 24 MotzkinApplications: 144 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 4 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0;" "assume !false;" "assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1);" "assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));" "main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2);" "assume !false;" Loop: "assume !!(0 != main_~y~0#1 + main_~z~0#1 + main_~x~0#1 * main_~y~0#1 - main_~a~0#1 * main_~b~0#1);" "assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));" "main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2);" "assume !false;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-07-22 01:33:43,379 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Ended with exit code 0 [2022-07-22 01:33:43,583 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Ended with exit code 0 [2022-07-22 01:33:43,783 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Ended with exit code 0 [2022-07-22 01:33:43,983 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:44,184 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2022-07-22 01:33:44,384 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2022-07-22 01:33:44,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2022-07-22 01:33:44,784 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2022-07-22 01:33:44,984 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-07-22 01:33:45,184 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-07-22 01:33:45,384 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-07-22 01:33:45,585 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-07-22 01:33:45,785 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-07-22 01:33:45,975 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN