./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 26d01a9c 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-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-17 04:13:31,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 04:13:31,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 04:13:31,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 04:13:31,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 04:13:31,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 04:13:31,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 04:13:31,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 04:13:31,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 04:13:31,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 04:13:31,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 04:13:31,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 04:13:31,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 04:13:31,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 04:13:31,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 04:13:31,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 04:13:31,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 04:13:31,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 04:13:31,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 04:13:31,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 04:13:31,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 04:13:31,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 04:13:31,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 04:13:31,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 04:13:31,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 04:13:31,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 04:13:31,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 04:13:31,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 04:13:31,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 04:13:31,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 04:13:31,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 04:13:31,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 04:13:31,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 04:13:31,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 04:13:31,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 04:13:31,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 04:13:31,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 04:13:31,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 04:13:31,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 04:13:31,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 04:13:31,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 04:13:31,345 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-02-17 04:13:31,373 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 04:13:31,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 04:13:31,374 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 04:13:31,374 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 04:13:31,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 04:13:31,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 04:13:31,376 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 04:13:31,376 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-02-17 04:13:31,376 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-02-17 04:13:31,377 INFO L138 SettingsManager]: * Use old map elimination=false [2023-02-17 04:13:31,377 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2023-02-17 04:13:31,378 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2023-02-17 04:13:31,378 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-02-17 04:13:31,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 04:13:31,378 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 04:13:31,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 04:13:31,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 04:13:31,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-02-17 04:13:31,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-02-17 04:13:31,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-02-17 04:13:31,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-17 04:13:31,380 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-02-17 04:13:31,380 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 04:13:31,380 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-02-17 04:13:31,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 04:13:31,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 04:13:31,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 04:13:31,381 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-17 04:13:31,382 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-02-17 04:13:31,382 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 [2023-02-17 04:13:31,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 04:13:31,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 04:13:31,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 04:13:31,641 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 04:13:31,642 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 04:13:31,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-02-17 04:13:32,721 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 04:13:32,885 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 04:13:32,885 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-02-17 04:13:32,891 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194f86f89/ed7840461f97462f9da4935db19d7712/FLAGe437318ef [2023-02-17 04:13:32,907 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/194f86f89/ed7840461f97462f9da4935db19d7712 [2023-02-17 04:13:32,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 04:13:32,911 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 04:13:32,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 04:13:32,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 04:13:32,917 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 04:13:32,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 04:13:32" (1/1) ... [2023-02-17 04:13:32,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@221e2b2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:32, skipping insertion in model container [2023-02-17 04:13:32,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 04:13:32" (1/1) ... [2023-02-17 04:13:32,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 04:13:32,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 04:13:33,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-17 04:13:33,059 INFO L203 MainTranslator]: Completed pre-run [2023-02-17 04:13:33,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-17 04:13:33,079 INFO L208 MainTranslator]: Completed translation [2023-02-17 04:13:33,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:33 WrapperNode [2023-02-17 04:13:33,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 04:13:33,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-17 04:13:33,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-17 04:13:33,081 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-17 04:13:33,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:33" (1/1) ... [2023-02-17 04:13:33,089 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:33" (1/1) ... [2023-02-17 04:13:33,099 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2023-02-17 04:13:33,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-17 04:13:33,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-17 04:13:33,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-17 04:13:33,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-17 04:13:33,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:33" (1/1) ... [2023-02-17 04:13:33,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:33" (1/1) ... [2023-02-17 04:13:33,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:33" (1/1) ... [2023-02-17 04:13:33,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:33" (1/1) ... [2023-02-17 04:13:33,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:33" (1/1) ... [2023-02-17 04:13:33,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:33" (1/1) ... [2023-02-17 04:13:33,110 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:33" (1/1) ... [2023-02-17 04:13:33,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:33" (1/1) ... [2023-02-17 04:13:33,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-17 04:13:33,112 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-17 04:13:33,112 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-17 04:13:33,112 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-17 04:13:33,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:33" (1/1) ... [2023-02-17 04:13:33,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:33,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:33,137 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) [2023-02-17 04:13:33,144 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 [2023-02-17 04:13:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-17 04:13:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-17 04:13:33,215 INFO L235 CfgBuilder]: Building ICFG [2023-02-17 04:13:33,218 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-17 04:13:33,306 INFO L276 CfgBuilder]: Performing block encoding [2023-02-17 04:13:33,312 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-17 04:13:33,313 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-17 04:13:33,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 04:13:33 BoogieIcfgContainer [2023-02-17 04:13:33,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-17 04:13:33,315 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-02-17 04:13:33,316 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2023-02-17 04:13:33,319 INFO L275 PluginConnector]: BuchiAutomizer initialized [2023-02-17 04:13:33,319 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-17 04:13:33,319 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.02 04:13:32" (1/3) ... [2023-02-17 04:13:33,320 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@39d1b996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.02 04:13:33, skipping insertion in model container [2023-02-17 04:13:33,320 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-17 04:13:33,321 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 04:13:33" (2/3) ... [2023-02-17 04:13:33,321 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@39d1b996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.02 04:13:33, skipping insertion in model container [2023-02-17 04:13:33,321 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-17 04:13:33,321 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 04:13:33" (3/3) ... [2023-02-17 04:13:33,323 INFO L332 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-02-17 04:13:33,387 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-02-17 04:13:33,388 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-02-17 04:13:33,388 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-02-17 04:13:33,388 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-02-17 04:13:33,388 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-02-17 04:13:33,388 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-02-17 04:13:33,389 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-02-17 04:13:33,389 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-02-17 04:13:33,392 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 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) [2023-02-17 04:13:33,405 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-02-17 04:13:33,406 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-17 04:13:33,406 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-17 04:13:33,409 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-02-17 04:13:33,409 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-02-17 04:13:33,410 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-02-17 04:13:33,410 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 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) [2023-02-17 04:13:33,411 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-02-17 04:13:33,411 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-17 04:13:33,411 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-17 04:13:33,412 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-02-17 04:13:33,412 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-02-17 04:13:33,418 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true [2023-02-17 04:13:33,419 INFO L750 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2023-02-17 04:13:33,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:13:33,430 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-02-17 04:13:33,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:13:33,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814565609] [2023-02-17 04:13:33,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:13:33,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:13:33,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:13:33,509 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-17 04:13:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:13:33,533 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-17 04:13:33,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:13:33,537 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2023-02-17 04:13:33,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:13:33,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784259178] [2023-02-17 04:13:33,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:13:33,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:13:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:13:33,566 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-17 04:13:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:13:33,589 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-17 04:13:33,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:13:33,594 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2023-02-17 04:13:33,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:13:33,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129150251] [2023-02-17 04:13:33,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:13:33,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:13:33,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:13:33,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-17 04:13:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:13:33,627 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-17 04:13:33,665 INFO L210 LassoAnalysis]: Preferences: [2023-02-17 04:13:33,666 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-17 04:13:33,666 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-17 04:13:33,667 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-17 04:13:33,667 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-17 04:13:33,667 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:33,667 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-17 04:13:33,667 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-17 04:13:33,667 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-02-17 04:13:33,668 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-17 04:13:33,668 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-17 04:13:33,688 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:13:33,706 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:13:33,723 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:13:33,730 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-02-17 04:13:33,752 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-17 04:13:33,755 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-17 04:13:33,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:33,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:33,771 INFO L229 MonitoredProcess]: Starting monitored process 2 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) [2023-02-17 04:13:33,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-02-17 04:13:33,781 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-17 04:13:33,781 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-17 04:13:33,885 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2023-02-17 04:13:33,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:33,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:33,894 INFO L229 MonitoredProcess]: Starting monitored process 3 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) [2023-02-17 04:13:33,929 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-17 04:13:33,930 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-17 04:13:33,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-02-17 04:13:34,094 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-17 04:13:34,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-02-17 04:13:34,102 INFO L210 LassoAnalysis]: Preferences: [2023-02-17 04:13:34,102 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-17 04:13:34,102 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-17 04:13:34,102 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-17 04:13:34,103 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-17 04:13:34,103 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:34,103 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-17 04:13:34,103 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-17 04:13:34,103 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-02-17 04:13:34,103 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-17 04:13:34,103 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-17 04:13:34,105 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:13:34,110 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:13:34,112 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:13:34,121 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-02-17 04:13:34,126 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-17 04:13:34,131 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-17 04:13:34,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:34,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:34,134 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) [2023-02-17 04:13:34,137 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 [2023-02-17 04:13:34,138 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 [2023-02-17 04:13:34,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:13:34,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:13:34,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:34,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:13:34,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:13:34,150 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-17 04:13:34,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:13:34,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:34,171 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 [2023-02-17 04:13:34,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:34,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:34,177 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) [2023-02-17 04:13:34,180 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 [2023-02-17 04:13:34,182 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 [2023-02-17 04:13:34,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:13:34,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:13:34,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:34,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:13:34,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:13:34,191 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-17 04:13:34,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:13:34,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:34,209 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 [2023-02-17 04:13:34,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:34,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:34,211 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) [2023-02-17 04:13:34,214 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 [2023-02-17 04:13:34,218 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 [2023-02-17 04:13:34,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:13:34,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:34,227 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:13:34,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:13:35,170 INFO L401 nArgumentSynthesizer]: We have 880 Motzkin's Theorem applications. [2023-02-17 04:13:35,170 INFO L402 nArgumentSynthesizer]: A total of 40 supporting invariants were added. [2023-02-17 04:13:37,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:37,381 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-02-17 04:13:37,382 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-17 04:13:37,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:37,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:37,384 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) [2023-02-17 04:13:37,387 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 [2023-02-17 04:13:37,388 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 [2023-02-17 04:13:37,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:13:37,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:13:37,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:37,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:13:37,396 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:13:37,397 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:13:37,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:13:37,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:37,421 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 [2023-02-17 04:13:37,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:37,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:37,422 INFO L229 MonitoredProcess]: Starting monitored process 8 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) [2023-02-17 04:13:37,433 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-02-17 04:13:37,434 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 [2023-02-17 04:13:37,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:13:37,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:13:37,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:37,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:13:37,447 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:13:37,447 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:13:37,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:13:37,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:37,463 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-02-17 04:13:37,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:37,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:37,469 INFO L229 MonitoredProcess]: Starting monitored process 9 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) [2023-02-17 04:13:37,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-02-17 04:13:37,473 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 [2023-02-17 04:13:37,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:13:37,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:37,481 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:13:37,481 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:13:38,611 INFO L401 nArgumentSynthesizer]: We have 1320 Motzkin's Theorem applications. [2023-02-17 04:13:38,612 INFO L402 nArgumentSynthesizer]: A total of 60 supporting invariants were added. [2023-02-17 04:13:41,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:41,954 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-02-17 04:13:41,955 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-17 04:13:41,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:41,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:41,957 INFO L229 MonitoredProcess]: Starting monitored process 10 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) [2023-02-17 04:13:41,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-02-17 04:13:41,961 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 [2023-02-17 04:13:41,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:13:41,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:13:41,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:41,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:13:41,968 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:13:41,969 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:13:41,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:13:41,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:41,975 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-02-17 04:13:41,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:41,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:41,976 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) [2023-02-17 04:13:41,978 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 [2023-02-17 04:13:41,979 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 [2023-02-17 04:13:41,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:13:41,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:13:41,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:41,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:13:41,986 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:13:41,987 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:13:41,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:13:41,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:41,993 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 [2023-02-17 04:13:41,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:41,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:41,995 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) [2023-02-17 04:13:41,996 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 [2023-02-17 04:13:41,998 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 [2023-02-17 04:13:42,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:13:42,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:42,005 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:13:42,005 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:13:43,269 INFO L401 nArgumentSynthesizer]: We have 1760 Motzkin's Theorem applications. [2023-02-17 04:13:43,270 INFO L402 nArgumentSynthesizer]: A total of 80 supporting invariants were added. [2023-02-17 04:13:47,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:47,917 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 [2023-02-17 04:13:47,918 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-17 04:13:47,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:47,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:47,919 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) [2023-02-17 04:13:47,921 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 [2023-02-17 04:13:47,923 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 [2023-02-17 04:13:47,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:13:47,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:13:47,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:47,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:13:47,930 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:13:47,935 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-17 04:13:47,936 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:13:47,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:47,972 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 [2023-02-17 04:13:47,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:47,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:47,974 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) [2023-02-17 04:13:47,976 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 [2023-02-17 04:13:47,978 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 [2023-02-17 04:13:47,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:13:47,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:13:47,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:47,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:13:47,985 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:13:47,986 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-17 04:13:47,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:13:47,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:47,992 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 [2023-02-17 04:13:47,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:47,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:47,993 INFO L229 MonitoredProcess]: Starting monitored process 15 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) [2023-02-17 04:13:48,003 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 [2023-02-17 04:13:48,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-02-17 04:13:48,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:13:48,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:48,010 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:13:48,010 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:13:49,471 INFO L401 nArgumentSynthesizer]: We have 2200 Motzkin's Theorem applications. [2023-02-17 04:13:49,471 INFO L402 nArgumentSynthesizer]: A total of 100 supporting invariants were added. [2023-02-17 04:13:55,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:55,973 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-02-17 04:13:55,973 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-17 04:13:55,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:55,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:55,975 INFO L229 MonitoredProcess]: Starting monitored process 16 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) [2023-02-17 04:13:55,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-02-17 04:13:55,979 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 [2023-02-17 04:13:55,985 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:13:55,985 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:13:55,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:13:55,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:55,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:13:55,986 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:13:55,987 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:13:55,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:13:55,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:55,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-02-17 04:13:55,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:55,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:55,997 INFO L229 MonitoredProcess]: Starting monitored process 17 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) [2023-02-17 04:13:55,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-02-17 04:13:56,000 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 [2023-02-17 04:13:56,006 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:13:56,007 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:13:56,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:13:56,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:56,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:13:56,007 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:13:56,007 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:13:56,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:13:56,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:13:56,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-02-17 04:13:56,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:13:56,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:13:56,014 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) [2023-02-17 04:13:56,016 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 [2023-02-17 04:13:56,018 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 [2023-02-17 04:13:56,025 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:13:56,025 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:13:56,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:13:56,025 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:13:56,025 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:13:56,868 INFO L401 nArgumentSynthesizer]: We have 1320 Motzkin's Theorem applications. [2023-02-17 04:13:56,868 INFO L402 nArgumentSynthesizer]: A total of 60 supporting invariants were added. [2023-02-17 04:14:00,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:00,310 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-02-17 04:14:00,311 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-17 04:14:00,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:00,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:00,312 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) [2023-02-17 04:14:00,313 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 [2023-02-17 04:14:00,315 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 [2023-02-17 04:14:00,321 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:14:00,321 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-17 04:14:00,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:00,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:00,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:00,322 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:14:00,323 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:14:00,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:00,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:00,355 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 [2023-02-17 04:14:00,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:00,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:00,356 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) [2023-02-17 04:14:00,364 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 [2023-02-17 04:14:00,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:14:00,373 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-17 04:14:00,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:00,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:00,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:00,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:14:00,374 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:14:00,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:00,377 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 [2023-02-17 04:14:00,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:00,389 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 [2023-02-17 04:14:00,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:00,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:00,391 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) [2023-02-17 04:14:00,392 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 [2023-02-17 04:14:00,394 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 [2023-02-17 04:14:00,400 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:14:00,400 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-17 04:14:00,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:00,401 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:14:00,401 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:14:01,597 INFO L401 nArgumentSynthesizer]: We have 1760 Motzkin's Theorem applications. [2023-02-17 04:14:01,597 INFO L402 nArgumentSynthesizer]: A total of 80 supporting invariants were added. [2023-02-17 04:14:09,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:09,121 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 [2023-02-17 04:14:09,121 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-17 04:14:09,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:09,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:09,123 INFO L229 MonitoredProcess]: Starting monitored process 22 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) [2023-02-17 04:14:09,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-02-17 04:14:09,126 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 [2023-02-17 04:14:09,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:14:09,133 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-17 04:14:09,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:09,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:09,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:09,133 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:14:09,134 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-17 04:14:09,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:09,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:09,140 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-02-17 04:14:09,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:09,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:09,141 INFO L229 MonitoredProcess]: Starting monitored process 23 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) [2023-02-17 04:14:09,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-02-17 04:14:09,145 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 [2023-02-17 04:14:09,151 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:14:09,152 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-17 04:14:09,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:09,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:09,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:09,152 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:14:09,153 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-17 04:14:09,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:09,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:09,161 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-02-17 04:14:09,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:09,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:09,162 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) [2023-02-17 04:14:09,219 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 [2023-02-17 04:14:09,227 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 [2023-02-17 04:14:09,234 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:14:09,234 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-17 04:14:09,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:09,234 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:14:09,234 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:14:10,696 INFO L401 nArgumentSynthesizer]: We have 2200 Motzkin's Theorem applications. [2023-02-17 04:14:10,696 INFO L402 nArgumentSynthesizer]: A total of 100 supporting invariants were added. [2023-02-17 04:14:21,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:21,818 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 [2023-02-17 04:14:21,819 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-17 04:14:21,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:21,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:21,820 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) [2023-02-17 04:14:21,821 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 [2023-02-17 04:14:21,823 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 [2023-02-17 04:14:21,830 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:14:21,830 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:14:21,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:21,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:21,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:21,830 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:14:21,831 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:14:21,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:21,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:21,837 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 [2023-02-17 04:14:21,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:21,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:21,839 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) [2023-02-17 04:14:21,841 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 [2023-02-17 04:14:21,842 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 [2023-02-17 04:14:21,849 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:14:21,849 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:14:21,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:21,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:21,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:21,849 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:14:21,850 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:14:21,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:21,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:21,856 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 [2023-02-17 04:14:21,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:21,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:21,857 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) [2023-02-17 04:14:21,858 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 [2023-02-17 04:14:21,860 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 [2023-02-17 04:14:21,867 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:14:21,867 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:14:21,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:21,867 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:14:21,867 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:14:23,082 INFO L401 nArgumentSynthesizer]: We have 1760 Motzkin's Theorem applications. [2023-02-17 04:14:23,083 INFO L402 nArgumentSynthesizer]: A total of 80 supporting invariants were added. [2023-02-17 04:14:29,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:29,625 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 [2023-02-17 04:14:29,625 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-17 04:14:29,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:29,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:29,626 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) [2023-02-17 04:14:29,628 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 [2023-02-17 04:14:29,630 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 [2023-02-17 04:14:29,636 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:14:29,636 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-17 04:14:29,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:29,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:29,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:29,637 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-17 04:14:29,637 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-17 04:14:29,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:29,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:29,642 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 [2023-02-17 04:14:29,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:29,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:29,644 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) [2023-02-17 04:14:29,644 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 [2023-02-17 04:14:29,647 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 [2023-02-17 04:14:29,653 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:14:29,653 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-17 04:14:29,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:29,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:29,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:29,654 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-17 04:14:29,654 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-17 04:14:29,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:29,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:29,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-02-17 04:14:29,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:29,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:29,663 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) [2023-02-17 04:14:29,664 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 [2023-02-17 04:14:29,666 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 [2023-02-17 04:14:29,673 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:14:29,673 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-17 04:14:29,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:29,674 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:14:29,674 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-17 04:14:31,390 INFO L401 nArgumentSynthesizer]: We have 2640 Motzkin's Theorem applications. [2023-02-17 04:14:31,390 INFO L402 nArgumentSynthesizer]: A total of 120 supporting invariants were added. [2023-02-17 04:14:40,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:40,994 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 [2023-02-17 04:14:40,995 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-02-17 04:14:40,995 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2023-02-17 04:14:40,995 INFO L750 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2023-02-17 04:14:40,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:14:40,996 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2023-02-17 04:14:40,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:14:40,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144022351] [2023-02-17 04:14:40,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:14:40,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:14:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:14:41,010 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-17 04:14:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:14:41,014 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-17 04:14:41,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:14:41,015 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2023-02-17 04:14:41,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:14:41,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59429144] [2023-02-17 04:14:41,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:14:41,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:14:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:14:41,020 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-17 04:14:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:14:41,025 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-17 04:14:41,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-17 04:14:41,026 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2023-02-17 04:14:41,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-17 04:14:41,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058684714] [2023-02-17 04:14:41,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-17 04:14:41,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-17 04:14:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:14:41,037 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-17 04:14:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-17 04:14:41,050 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-17 04:14:41,078 INFO L210 LassoAnalysis]: Preferences: [2023-02-17 04:14:41,078 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-17 04:14:41,078 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-17 04:14:41,079 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-17 04:14:41,079 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-17 04:14:41,079 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:41,079 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-17 04:14:41,079 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-17 04:14:41,079 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-02-17 04:14:41,079 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-17 04:14:41,079 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-17 04:14:41,081 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:14:41,084 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:14:41,085 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:14:41,090 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-02-17 04:14:41,094 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-17 04:14:41,094 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-17 04:14:41,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:41,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:41,096 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) [2023-02-17 04:14:41,124 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-17 04:14:41,124 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-17 04:14:41,149 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 [2023-02-17 04:14:41,170 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 [2023-02-17 04:14:41,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:41,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:41,177 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) [2023-02-17 04:14:41,194 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-17 04:14:41,194 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-17 04:14:41,217 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 [2023-02-17 04:14:41,284 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-17 04:14:41,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-02-17 04:14:41,291 INFO L210 LassoAnalysis]: Preferences: [2023-02-17 04:14:41,291 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-17 04:14:41,291 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-17 04:14:41,291 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-17 04:14:41,292 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-17 04:14:41,292 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:41,292 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-17 04:14:41,292 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-17 04:14:41,292 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-02-17 04:14:41,292 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-17 04:14:41,292 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-17 04:14:41,294 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:14:41,299 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:14:41,301 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-17 04:14:41,304 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2023-02-17 04:14:41,309 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-17 04:14:41,310 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-17 04:14:41,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:41,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:41,312 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) [2023-02-17 04:14:41,316 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 [2023-02-17 04:14:41,317 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 [2023-02-17 04:14:41,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:14:41,324 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-02-17 04:14:41,324 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:14:41,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:14:42,090 INFO L401 nArgumentSynthesizer]: We have 960 Motzkin's Theorem applications. [2023-02-17 04:14:42,091 INFO L402 nArgumentSynthesizer]: A total of 40 supporting invariants were added. [2023-02-17 04:14:44,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:44,182 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 [2023-02-17 04:14:44,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:44,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:44,183 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) [2023-02-17 04:14:44,184 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 [2023-02-17 04:14:44,187 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 [2023-02-17 04:14:44,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:14:44,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:44,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:44,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:44,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:14:44,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-17 04:14:44,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:44,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:44,197 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 [2023-02-17 04:14:44,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:44,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:44,198 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) [2023-02-17 04:14:44,199 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 [2023-02-17 04:14:44,201 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 [2023-02-17 04:14:44,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:14:44,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:44,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:44,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:44,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-17 04:14:44,208 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-17 04:14:44,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:44,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:44,211 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 [2023-02-17 04:14:44,211 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-17 04:14:44,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:44,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:44,212 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) [2023-02-17 04:14:44,213 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 [2023-02-17 04:14:44,216 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 [2023-02-17 04:14:44,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:14:44,222 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-02-17 04:14:44,222 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:14:44,222 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:14:45,111 INFO L401 nArgumentSynthesizer]: We have 1440 Motzkin's Theorem applications. [2023-02-17 04:14:45,111 INFO L402 nArgumentSynthesizer]: A total of 60 supporting invariants were added. [2023-02-17 04:14:49,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:49,274 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 [2023-02-17 04:14:49,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:49,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:49,276 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) [2023-02-17 04:14:49,277 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 [2023-02-17 04:14:49,279 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 [2023-02-17 04:14:49,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:14:49,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:49,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:49,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:49,286 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:14:49,287 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:14:49,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:49,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:49,291 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 [2023-02-17 04:14:49,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:49,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:49,292 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) [2023-02-17 04:14:49,292 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 [2023-02-17 04:14:49,295 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 [2023-02-17 04:14:49,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:14:49,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:49,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:49,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:49,301 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:14:49,302 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:14:49,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:49,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:49,305 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 [2023-02-17 04:14:49,305 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-17 04:14:49,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:49,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:49,307 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) [2023-02-17 04:14:49,308 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 [2023-02-17 04:14:49,310 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 [2023-02-17 04:14:49,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:14:49,316 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-02-17 04:14:49,316 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:14:49,316 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:14:50,593 INFO L401 nArgumentSynthesizer]: We have 1920 Motzkin's Theorem applications. [2023-02-17 04:14:50,593 INFO L402 nArgumentSynthesizer]: A total of 80 supporting invariants were added. [2023-02-17 04:14:56,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:56,955 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-02-17 04:14:56,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:56,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:56,957 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) [2023-02-17 04:14:56,958 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 [2023-02-17 04:14:56,960 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 [2023-02-17 04:14:56,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:14:56,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:56,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:56,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:56,966 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:14:56,966 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:14:56,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:56,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:56,970 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-02-17 04:14:56,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:56,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:56,971 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) [2023-02-17 04:14:56,972 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 [2023-02-17 04:14:56,975 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 [2023-02-17 04:14:56,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:14:56,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:14:56,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:14:56,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:14:56,981 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:14:56,981 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:14:56,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:14:56,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:14:56,985 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-02-17 04:14:56,985 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-17 04:14:56,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:14:56,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:14:56,986 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) [2023-02-17 04:14:56,989 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 [2023-02-17 04:14:56,990 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 [2023-02-17 04:14:56,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:14:56,996 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-02-17 04:14:56,996 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:14:56,996 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:14:58,638 INFO L401 nArgumentSynthesizer]: We have 2400 Motzkin's Theorem applications. [2023-02-17 04:14:58,638 INFO L402 nArgumentSynthesizer]: A total of 100 supporting invariants were added. [2023-02-17 04:15:11,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:15:11,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-02-17 04:15:11,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:15:11,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:15:11,132 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) [2023-02-17 04:15:11,134 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 [2023-02-17 04:15:11,139 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 [2023-02-17 04:15:11,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:15:11,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:15:11,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:15:11,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:15:11,147 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:15:11,147 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-17 04:15:11,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:15:11,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:15:11,151 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 [2023-02-17 04:15:11,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:15:11,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:15:11,152 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) [2023-02-17 04:15:11,155 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 [2023-02-17 04:15:11,156 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 [2023-02-17 04:15:11,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-17 04:15:11,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:15:11,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:15:11,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:15:11,163 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:15:11,164 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-17 04:15:11,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:15:11,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:15:11,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-02-17 04:15:11,169 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-17 04:15:11,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:15:11,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:15:11,170 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) [2023-02-17 04:15:11,171 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 [2023-02-17 04:15:11,173 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 [2023-02-17 04:15:11,180 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:15:11,180 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:15:11,180 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-02-17 04:15:11,180 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:15:11,180 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:15:12,067 INFO L401 nArgumentSynthesizer]: We have 1440 Motzkin's Theorem applications. [2023-02-17 04:15:12,067 INFO L402 nArgumentSynthesizer]: A total of 60 supporting invariants were added. [2023-02-17 04:15:17,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:15:17,249 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-02-17 04:15:17,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:15:17,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:15:17,251 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) [2023-02-17 04:15:17,252 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 [2023-02-17 04:15:17,254 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 [2023-02-17 04:15:17,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:15:17,261 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:15:17,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:15:17,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:15:17,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:15:17,261 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:15:17,262 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:15:17,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:15:17,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:15:17,266 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-02-17 04:15:17,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:15:17,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:15:17,268 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) [2023-02-17 04:15:17,271 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 [2023-02-17 04:15:17,271 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 [2023-02-17 04:15:17,278 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:15:17,278 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:15:17,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:15:17,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:15:17,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:15:17,278 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-17 04:15:17,279 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-17 04:15:17,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:15:17,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:15:17,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-02-17 04:15:17,292 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-17 04:15:17,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:15:17,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:15:17,294 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) [2023-02-17 04:15:17,298 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 [2023-02-17 04:15:17,298 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 [2023-02-17 04:15:17,304 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:15:17,305 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-17 04:15:17,305 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-02-17 04:15:17,305 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:15:17,305 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:15:18,565 INFO L401 nArgumentSynthesizer]: We have 1920 Motzkin's Theorem applications. [2023-02-17 04:15:18,565 INFO L402 nArgumentSynthesizer]: A total of 80 supporting invariants were added. [2023-02-17 04:15:32,182 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2023-02-17 04:15:32,249 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 [2023-02-17 04:15:32,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:15:32,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:15:32,251 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) [2023-02-17 04:15:32,252 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 [2023-02-17 04:15:32,254 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 [2023-02-17 04:15:32,260 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:15:32,261 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-17 04:15:32,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:15:32,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:15:32,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:15:32,261 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:15:32,262 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:15:32,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:15:32,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:15:32,301 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 [2023-02-17 04:15:32,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:15:32,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:15:32,303 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) [2023-02-17 04:15:32,309 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 [2023-02-17 04:15:32,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:15:32,317 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-17 04:15:32,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:15:32,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:15:32,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:15:32,317 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:15:32,318 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:15:32,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:15:32,321 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 [2023-02-17 04:15:32,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:15:32,341 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 [2023-02-17 04:15:32,341 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-17 04:15:32,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:15:32,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:15:32,343 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) [2023-02-17 04:15:32,343 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 [2023-02-17 04:15:32,346 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 [2023-02-17 04:15:32,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:15:32,353 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-17 04:15:32,353 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-02-17 04:15:32,353 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:15:32,353 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:15:33,851 INFO L401 nArgumentSynthesizer]: We have 2400 Motzkin's Theorem applications. [2023-02-17 04:15:33,851 INFO L402 nArgumentSynthesizer]: A total of 100 supporting invariants were added. [2023-02-17 04:15:47,902 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2023-02-17 04:15:47,996 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 [2023-02-17 04:15:47,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:15:47,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:15:47,998 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) [2023-02-17 04:15:47,999 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 [2023-02-17 04:15:48,005 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 [2023-02-17 04:15:48,012 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:15:48,012 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-17 04:15:48,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:15:48,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:15:48,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:15:48,013 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:15:48,013 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-17 04:15:48,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:15:48,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:15:48,019 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 [2023-02-17 04:15:48,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:15:48,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:15:48,021 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) [2023-02-17 04:15:48,022 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 [2023-02-17 04:15:48,024 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 [2023-02-17 04:15:48,031 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:15:48,031 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-17 04:15:48,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:15:48,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:15:48,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:15:48,032 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-17 04:15:48,032 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-17 04:15:48,032 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:15:48,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:15:48,039 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-02-17 04:15:48,039 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-17 04:15:48,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:15:48,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:15:48,040 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) [2023-02-17 04:15:48,041 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 [2023-02-17 04:15:48,090 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 [2023-02-17 04:15:48,097 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:15:48,097 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:15:48,097 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-02-17 04:15:48,097 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:15:48,097 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:15:49,317 INFO L401 nArgumentSynthesizer]: We have 1920 Motzkin's Theorem applications. [2023-02-17 04:15:49,317 INFO L402 nArgumentSynthesizer]: A total of 80 supporting invariants were added. [2023-02-17 04:16:01,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:16:01,758 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 [2023-02-17 04:16:01,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:16:01,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:16:01,759 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) [2023-02-17 04:16:01,762 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 [2023-02-17 04:16:01,763 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 [2023-02-17 04:16:01,769 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:16:01,769 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:16:01,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:16:01,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:16:01,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:16:01,770 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:16:01,770 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:16:01,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:16:01,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:16:01,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-02-17 04:16:01,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:16:01,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:16:01,776 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) [2023-02-17 04:16:01,779 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 [2023-02-17 04:16:01,780 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 [2023-02-17 04:16:01,786 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:16:01,786 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-17 04:16:01,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:16:01,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:16:01,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:16:01,787 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-17 04:16:01,787 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-17 04:16:01,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:16:01,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:16:01,791 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-02-17 04:16:01,792 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-17 04:16:01,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:16:01,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:16:01,793 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) [2023-02-17 04:16:01,793 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 [2023-02-17 04:16:01,796 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 [2023-02-17 04:16:01,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:16:01,803 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-17 04:16:01,803 INFO L203 nArgumentSynthesizer]: 3 stem disjuncts [2023-02-17 04:16:01,803 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2023-02-17 04:16:01,803 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-17 04:16:03,766 INFO L401 nArgumentSynthesizer]: We have 2880 Motzkin's Theorem applications. [2023-02-17 04:16:03,766 INFO L402 nArgumentSynthesizer]: A total of 120 supporting invariants were added. [2023-02-17 04:16:18,207 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2023-02-17 04:16:18,310 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 [2023-02-17 04:16:18,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:16:18,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:16:18,311 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) [2023-02-17 04:16:18,313 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 [2023-02-17 04:16:18,318 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 [2023-02-17 04:16:18,325 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:16:18,325 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-17 04:16:18,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:16:18,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:16:18,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:16:18,325 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-17 04:16:18,326 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-17 04:16:18,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:16:18,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:16:18,330 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 [2023-02-17 04:16:18,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-17 04:16:18,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-17 04:16:18,332 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) [2023-02-17 04:16:18,332 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 [2023-02-17 04:16:18,335 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 [2023-02-17 04:16:18,342 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-17 04:16:18,342 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-17 04:16:18,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-17 04:16:18,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-17 04:16:18,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-17 04:16:18,342 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-17 04:16:18,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-17 04:16:18,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-17 04:16:18,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-17 04:16:18,347 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 [2023-02-17 04:16:18,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.02 04:16:18 BoogieIcfgContainer [2023-02-17 04:16:18,352 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-02-17 04:16:18,353 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-17 04:16:18,353 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-17 04:16:18,353 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-17 04:16:18,353 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.02 04:13:33" (3/4) ... [2023-02-17 04:16:18,355 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-02-17 04:16:18,355 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-17 04:16:18,357 INFO L158 Benchmark]: Toolchain (without parser) took 165444.80ms. Allocated memory was 186.6MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 136.5MB in the beginning and 1.0GB in the end (delta: -870.4MB). Peak memory consumption was 355.4MB. Max. memory is 16.1GB. [2023-02-17 04:16:18,357 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 155.2MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 04:16:18,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 166.50ms. Allocated memory is still 186.6MB. Free memory was 136.1MB in the beginning and 127.2MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-17 04:16:18,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.79ms. Allocated memory is still 186.6MB. Free memory was 127.2MB in the beginning and 126.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 04:16:18,358 INFO L158 Benchmark]: Boogie Preprocessor took 11.23ms. Allocated memory is still 186.6MB. Free memory was 126.1MB in the beginning and 125.1MB in the end (delta: 931.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-17 04:16:18,358 INFO L158 Benchmark]: RCFGBuilder took 202.59ms. Allocated memory is still 186.6MB. Free memory was 124.7MB in the beginning and 116.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-17 04:16:18,358 INFO L158 Benchmark]: BuchiAutomizer took 165036.80ms. Allocated memory was 186.6MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 116.2MB in the beginning and 1.0GB in the end (delta: -890.7MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2023-02-17 04:16:18,359 INFO L158 Benchmark]: Witness Printer took 2.77ms. Allocated memory is still 1.4GB. Free memory is still 1.0GB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 04:16:18,360 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 155.2MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 166.50ms. Allocated memory is still 186.6MB. Free memory was 136.1MB in the beginning and 127.2MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.79ms. Allocated memory is still 186.6MB. Free memory was 127.2MB in the beginning and 126.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 11.23ms. Allocated memory is still 186.6MB. Free memory was 126.1MB in the beginning and 125.1MB in the end (delta: 931.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 202.59ms. Allocated memory is still 186.6MB. Free memory was 124.7MB in the beginning and 116.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 165036.80ms. Allocated memory was 186.6MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 116.2MB in the beginning and 1.0GB in the end (delta: -890.7MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 2.77ms. Allocated memory is still 1.4GB. Free memory is still 1.0GB. 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 Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 164.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 164.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital84 mio100 ax100 hnf100 lsp136 ukn100 mio100 lsp100 div152 bol100 ite100 ukn100 eq145 hnf98 smp100 dnf663 smp100 tf100 neg99 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unknown Degree: 3 Time: 16415ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 3 DisjunctsLoop: 20 SupportingInvariants: 120 MotzkinApplications: 2880 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 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_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2;" "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" Loop: "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" RESULT: Ultimate could not prove your program: unable to determine termination [2023-02-17 04:16:18,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, 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*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN