./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-nla/lcm1-both-t.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b5317dae Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-nla/lcm1-both-t.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 f97166581d7c89cb7c028865e4ba31beb356de109d407b734d3c678bd9fd1d9f --- Real Ultimate output --- This is Ultimate 0.2.2-?-b5317da-m [2023-02-16 04:35:04,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-16 04:35:04,375 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-16 04:35:04,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-16 04:35:04,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-16 04:35:04,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-16 04:35:04,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-16 04:35:04,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-16 04:35:04,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-16 04:35:04,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-16 04:35:04,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-16 04:35:04,418 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-16 04:35:04,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-16 04:35:04,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-16 04:35:04,421 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-16 04:35:04,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-16 04:35:04,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-16 04:35:04,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-16 04:35:04,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-16 04:35:04,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-16 04:35:04,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-16 04:35:04,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-16 04:35:04,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-16 04:35:04,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-16 04:35:04,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-16 04:35:04,438 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-16 04:35:04,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-16 04:35:04,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-16 04:35:04,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-16 04:35:04,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-16 04:35:04,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-16 04:35:04,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-16 04:35:04,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-16 04:35:04,442 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-16 04:35:04,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-16 04:35:04,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-16 04:35:04,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-16 04:35:04,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-16 04:35:04,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-16 04:35:04,446 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-16 04:35:04,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-16 04:35:04,447 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-02-16 04:35:04,471 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-16 04:35:04,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-16 04:35:04,472 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-16 04:35:04,472 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-16 04:35:04,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-16 04:35:04,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-16 04:35:04,473 INFO L138 SettingsManager]: * Use SBE=true [2023-02-16 04:35:04,473 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-02-16 04:35:04,473 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-02-16 04:35:04,473 INFO L138 SettingsManager]: * Use old map elimination=false [2023-02-16 04:35:04,474 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2023-02-16 04:35:04,474 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2023-02-16 04:35:04,474 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-02-16 04:35:04,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-16 04:35:04,475 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-16 04:35:04,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-16 04:35:04,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-16 04:35:04,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-02-16 04:35:04,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-02-16 04:35:04,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-02-16 04:35:04,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-16 04:35:04,476 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-02-16 04:35:04,476 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-16 04:35:04,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-02-16 04:35:04,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-16 04:35:04,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-16 04:35:04,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-16 04:35:04,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-16 04:35:04,478 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-02-16 04:35:04,478 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f97166581d7c89cb7c028865e4ba31beb356de109d407b734d3c678bd9fd1d9f [2023-02-16 04:35:04,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-16 04:35:04,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-16 04:35:04,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-16 04:35:04,655 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-16 04:35:04,656 INFO L275 PluginConnector]: CDTParser initialized [2023-02-16 04:35:04,656 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-nla/lcm1-both-t.c [2023-02-16 04:35:05,581 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-16 04:35:05,745 INFO L351 CDTParser]: Found 1 translation units. [2023-02-16 04:35:05,745 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-nla/lcm1-both-t.c [2023-02-16 04:35:05,749 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d86fa7e/904bbf211b36466e824a6d8817839b7e/FLAGd5b37f6f9 [2023-02-16 04:35:05,757 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6d86fa7e/904bbf211b36466e824a6d8817839b7e [2023-02-16 04:35:05,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-16 04:35:05,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-16 04:35:05,760 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-16 04:35:05,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-16 04:35:05,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-16 04:35:05,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 04:35:05" (1/1) ... [2023-02-16 04:35:05,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@312fb9c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05, skipping insertion in model container [2023-02-16 04:35:05,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 04:35:05" (1/1) ... [2023-02-16 04:35:05,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-16 04:35:05,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 04:35:05,860 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_unsigned_int [2023-02-16 04:35:05,863 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_unsigned_int [2023-02-16 04:35:05,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-16 04:35:05,882 INFO L203 MainTranslator]: Completed pre-run [2023-02-16 04:35:05,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_unsigned_int [2023-02-16 04:35:05,890 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_unsigned_int [2023-02-16 04:35:05,893 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-16 04:35:05,900 INFO L208 MainTranslator]: Completed translation [2023-02-16 04:35:05,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05 WrapperNode [2023-02-16 04:35:05,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-16 04:35:05,904 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-16 04:35:05,904 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-16 04:35:05,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-16 04:35:05,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05" (1/1) ... [2023-02-16 04:35:05,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05" (1/1) ... [2023-02-16 04:35:05,924 INFO L138 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2023-02-16 04:35:05,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-16 04:35:05,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-16 04:35:05,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-16 04:35:05,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-16 04:35:05,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05" (1/1) ... [2023-02-16 04:35:05,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05" (1/1) ... [2023-02-16 04:35:05,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05" (1/1) ... [2023-02-16 04:35:05,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05" (1/1) ... [2023-02-16 04:35:05,936 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05" (1/1) ... [2023-02-16 04:35:05,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05" (1/1) ... [2023-02-16 04:35:05,944 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05" (1/1) ... [2023-02-16 04:35:05,945 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05" (1/1) ... [2023-02-16 04:35:05,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-16 04:35:05,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-16 04:35:05,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-16 04:35:05,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-16 04:35:05,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05" (1/1) ... [2023-02-16 04:35:05,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:05,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:05,972 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) [2023-02-16 04:35:05,992 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 [2023-02-16 04:35:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-16 04:35:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-16 04:35:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_unsigned_int [2023-02-16 04:35:06,046 INFO L235 CfgBuilder]: Building ICFG [2023-02-16 04:35:06,047 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-16 04:35:06,197 INFO L276 CfgBuilder]: Performing block encoding [2023-02-16 04:35:06,201 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-16 04:35:06,203 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-02-16 04:35:06,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.02 04:35:06 BoogieIcfgContainer [2023-02-16 04:35:06,205 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-16 04:35:06,206 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-02-16 04:35:06,206 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2023-02-16 04:35:06,209 INFO L275 PluginConnector]: BuchiAutomizer initialized [2023-02-16 04:35:06,209 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-16 04:35:06,209 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.02 04:35:05" (1/3) ... [2023-02-16 04:35:06,210 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@48c90ce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.02 04:35:06, skipping insertion in model container [2023-02-16 04:35:06,210 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-16 04:35:06,210 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 04:35:05" (2/3) ... [2023-02-16 04:35:06,210 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@48c90ce0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.02 04:35:06, skipping insertion in model container [2023-02-16 04:35:06,211 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-16 04:35:06,211 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.02 04:35:06" (3/3) ... [2023-02-16 04:35:06,213 INFO L332 chiAutomizerObserver]: Analyzing ICFG lcm1-both-t.c [2023-02-16 04:35:06,257 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-02-16 04:35:06,257 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-02-16 04:35:06,257 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-02-16 04:35:06,257 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-02-16 04:35:06,257 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-02-16 04:35:06,257 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-02-16 04:35:06,257 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-02-16 04:35:06,258 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-02-16 04:35:06,261 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) [2023-02-16 04:35:06,272 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-02-16 04:35:06,272 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-16 04:35:06,272 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-16 04:35:06,276 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-02-16 04:35:06,276 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-02-16 04:35:06,277 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-02-16 04:35:06,277 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) [2023-02-16 04:35:06,279 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-02-16 04:35:06,279 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-16 04:35:06,279 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-16 04:35:06,279 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-02-16 04:35:06,280 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-02-16 04:35:06,285 INFO L748 eck$LassoCheckResult]: Stem: 11#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 4#L33true assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 9#L55-2true [2023-02-16 04:35:06,285 INFO L750 eck$LassoCheckResult]: Loop: 9#L55-2true assume !false; 3#L44true assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 12#L47-2true assume !true; 6#L55-1true assume !true; 9#L55-2true [2023-02-16 04:35:06,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 04:35:06,292 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-02-16 04:35:06,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-16 04:35:06,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391169701] [2023-02-16 04:35:06,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:35:06,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-16 04:35:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:35:06,362 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-16 04:35:06,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:35:06,386 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-16 04:35:06,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 04:35:06,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1421558, now seen corresponding path program 1 times [2023-02-16 04:35:06,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-16 04:35:06,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601453267] [2023-02-16 04:35:06,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:35:06,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-16 04:35:06,399 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-16 04:35:06,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1471023816] [2023-02-16 04:35:06,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:35:06,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-16 04:35:06,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:06,403 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-16 04:35:06,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-02-16 04:35:06,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-16 04:35:06,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 1 conjunts are in the unsatisfiable core [2023-02-16 04:35:06,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-16 04:35:06,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-16 04:35:06,500 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-16 04:35:06,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-16 04:35:06,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601453267] [2023-02-16 04:35:06,501 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-02-16 04:35:06,502 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471023816] [2023-02-16 04:35:06,502 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1471023816] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-16 04:35:06,502 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-16 04:35:06,502 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-02-16 04:35:06,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901354458] [2023-02-16 04:35:06,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-16 04:35:06,514 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-02-16 04:35:06,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-16 04:35:06,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-02-16 04:35:06,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-02-16 04:35:06,538 INFO L87 Difference]: Start difference. First operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-02-16 04:35:06,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-16 04:35:06,542 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2023-02-16 04:35:06,543 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2023-02-16 04:35:06,543 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-02-16 04:35:06,546 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 9 states and 11 transitions. [2023-02-16 04:35:06,547 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-02-16 04:35:06,547 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2023-02-16 04:35:06,547 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2023-02-16 04:35:06,548 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-02-16 04:35:06,548 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-02-16 04:35:06,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2023-02-16 04:35:06,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2023-02-16 04:35:06,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 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) [2023-02-16 04:35:06,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2023-02-16 04:35:06,574 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-02-16 04:35:06,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-02-16 04:35:06,583 INFO L428 stractBuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-02-16 04:35:06,583 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-02-16 04:35:06,583 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 11 transitions. [2023-02-16 04:35:06,584 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-02-16 04:35:06,584 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-16 04:35:06,584 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-16 04:35:06,585 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-02-16 04:35:06,585 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-02-16 04:35:06,585 INFO L748 eck$LassoCheckResult]: Stem: 49#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 50#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 51#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 48#L55-2 [2023-02-16 04:35:06,586 INFO L750 eck$LassoCheckResult]: Loop: 48#L55-2 assume !false; 45#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 46#L47-2 assume !false; 47#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 43#L55-1 assume !false; 44#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 48#L55-2 [2023-02-16 04:35:06,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 04:35:06,586 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2023-02-16 04:35:06,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-16 04:35:06,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174222349] [2023-02-16 04:35:06,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:35:06,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-16 04:35:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:35:06,596 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-16 04:35:06,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:35:06,602 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-16 04:35:06,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 04:35:06,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1365890956, now seen corresponding path program 1 times [2023-02-16 04:35:06,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-16 04:35:06,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702653298] [2023-02-16 04:35:06,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:35:06,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-16 04:35:06,608 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-16 04:35:06,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1827844529] [2023-02-16 04:35:06,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:35:06,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-16 04:35:06,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:06,614 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-16 04:35:06,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-02-16 04:35:06,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-16 04:35:06,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 3 conjunts are in the unsatisfiable core [2023-02-16 04:35:06,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-16 04:35:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-16 04:35:06,728 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-16 04:35:06,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-16 04:35:06,728 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702653298] [2023-02-16 04:35:06,728 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-02-16 04:35:06,729 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1827844529] [2023-02-16 04:35:06,729 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1827844529] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-16 04:35:06,729 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-16 04:35:06,729 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-16 04:35:06,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219896983] [2023-02-16 04:35:06,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-16 04:35:06,730 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-02-16 04:35:06,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-16 04:35:06,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-02-16 04:35:06,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-02-16 04:35:06,731 INFO L87 Difference]: Start difference. First operand 9 states and 11 transitions. cyclomatic complexity: 3 Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 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) [2023-02-16 04:35:06,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-16 04:35:06,757 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2023-02-16 04:35:06,758 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2023-02-16 04:35:06,758 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2023-02-16 04:35:06,759 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 16 transitions. [2023-02-16 04:35:06,759 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-02-16 04:35:06,759 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2023-02-16 04:35:06,759 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 16 transitions. [2023-02-16 04:35:06,759 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-02-16 04:35:06,759 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-02-16 04:35:06,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 16 transitions. [2023-02-16 04:35:06,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2023-02-16 04:35:06,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 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) [2023-02-16 04:35:06,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2023-02-16 04:35:06,761 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-02-16 04:35:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-02-16 04:35:06,762 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-02-16 04:35:06,762 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-02-16 04:35:06,762 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 16 transitions. [2023-02-16 04:35:06,763 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2023-02-16 04:35:06,763 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-16 04:35:06,763 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-16 04:35:06,763 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-02-16 04:35:06,763 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1, 1] [2023-02-16 04:35:06,764 INFO L748 eck$LassoCheckResult]: Stem: 94#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 95#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 96#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 93#L55-2 [2023-02-16 04:35:06,764 INFO L750 eck$LassoCheckResult]: Loop: 93#L55-2 assume !false; 89#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 90#L47-2 assume !false; 91#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 87#L55-1 assume !false; 88#L57 assume !!(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 97#L55-1 assume !false; 98#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 93#L55-2 [2023-02-16 04:35:06,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 04:35:06,764 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 3 times [2023-02-16 04:35:06,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-16 04:35:06,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662577556] [2023-02-16 04:35:06,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:35:06,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-16 04:35:06,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:35:06,775 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-16 04:35:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:35:06,779 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-16 04:35:06,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 04:35:06,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1638780463, now seen corresponding path program 1 times [2023-02-16 04:35:06,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-16 04:35:06,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917279407] [2023-02-16 04:35:06,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:35:06,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-16 04:35:06,783 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-16 04:35:06,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [21992529] [2023-02-16 04:35:06,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:35:06,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-16 04:35:06,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:06,787 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-16 04:35:06,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-02-16 04:35:06,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-02-16 04:35:06,870 WARN L124 FreeRefinementEngine]: Strategy CAMEL was unsuccessful and could not determine trace feasibility [2023-02-16 04:35:06,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 04:35:06,871 INFO L85 PathProgramCache]: Analyzing trace with hash 137450356, now seen corresponding path program 1 times [2023-02-16 04:35:06,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-16 04:35:06,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955370364] [2023-02-16 04:35:06,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:35:06,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-16 04:35:06,879 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-16 04:35:06,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [443841827] [2023-02-16 04:35:06,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:35:06,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-16 04:35:06,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:06,885 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-16 04:35:06,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-02-16 04:35:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:35:06,928 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-16 04:35:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:35:08,839 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-16 04:35:12,246 INFO L210 LassoAnalysis]: Preferences: [2023-02-16 04:35:12,246 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-16 04:35:12,246 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-16 04:35:12,246 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-16 04:35:12,247 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-16 04:35:12,247 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:12,247 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-16 04:35:12,247 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-16 04:35:12,247 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2023-02-16 04:35:12,247 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-16 04:35:12,247 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-16 04:35:12,257 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:35:22,025 WARN L233 SmtUtils]: Spent 8.65s on a formula simplification. DAG size of input: 71 DAG size of output: 53 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-02-16 04:35:24,041 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-16 04:35:24,042 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-16 04:35:24,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:24,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:24,044 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) [2023-02-16 04:35:24,046 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 [2023-02-16 04:35:24,050 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-16 04:35:24,050 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-16 04:35:24,077 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 [2023-02-16 04:35:24,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:24,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:24,082 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) [2023-02-16 04:35:24,090 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-16 04:35:24,090 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-16 04:35:24,109 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 [2023-02-16 04:35:24,113 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-16 04:35:24,116 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 [2023-02-16 04:35:24,116 INFO L210 LassoAnalysis]: Preferences: [2023-02-16 04:35:24,116 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-16 04:35:24,119 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-16 04:35:24,119 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-16 04:35:24,119 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-16 04:35:24,119 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:24,119 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-16 04:35:24,119 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-16 04:35:24,119 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2023-02-16 04:35:24,119 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-16 04:35:24,119 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-16 04:35:24,120 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:35:33,401 WARN L233 SmtUtils]: Spent 7.59s on a formula simplification. DAG size of input: 71 DAG size of output: 53 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-02-16 04:35:35,529 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-16 04:35:35,532 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-16 04:35:35,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:35,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:35,537 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) [2023-02-16 04:35:35,539 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 [2023-02-16 04:35:35,540 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 [2023-02-16 04:35:35,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:35:35,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:35:35,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:35:35,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:35:35,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-16 04:35:35,551 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-16 04:35:35,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:35:35,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:35:35,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-02-16 04:35:35,573 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-16 04:35:35,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:35,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:35,575 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) [2023-02-16 04:35:35,578 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 [2023-02-16 04:35:35,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-16 04:35:35,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:35:35,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:35:35,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:35:35,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:35:35,587 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-16 04:35:35,594 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-16 04:35:35,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:35:35,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:35:35,608 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-02-16 04:35:35,608 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-16 04:35:35,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:35,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:35,609 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) [2023-02-16 04:35:35,610 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 [2023-02-16 04:35:35,613 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 [2023-02-16 04:35:35,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:35:35,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:35:35,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:35:35,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:35:35,621 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:35:35,624 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:35:35,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:35:35,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:35:35,640 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 [2023-02-16 04:35:35,640 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-16 04:35:35,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:35,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:35,641 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) [2023-02-16 04:35:35,643 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 [2023-02-16 04:35:35,644 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 [2023-02-16 04:35:35,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:35:35,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:35:35,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:35:35,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:35:35,652 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-16 04:35:35,657 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-16 04:35:35,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:35:35,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:35:35,677 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 [2023-02-16 04:35:35,677 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-16 04:35:35,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:35,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:35,679 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) [2023-02-16 04:35:35,680 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 [2023-02-16 04:35:35,682 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 [2023-02-16 04:35:35,689 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:35:35,689 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-16 04:35:35,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:35:35,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:35:35,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:35:35,690 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-16 04:35:35,693 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-16 04:35:35,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:35:35,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:35:35,716 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 [2023-02-16 04:35:35,717 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-16 04:35:35,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:35,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:35,721 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) [2023-02-16 04:35:35,728 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 [2023-02-16 04:35:35,730 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 [2023-02-16 04:35:35,735 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:35:35,735 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-16 04:35:35,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:35:35,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:35:35,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:35:35,735 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:35:35,740 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:35:35,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:35:35,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:35:35,762 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 [2023-02-16 04:35:35,762 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-16 04:35:35,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:35,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:35,765 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) [2023-02-16 04:35:35,775 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 [2023-02-16 04:35:35,783 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:35:35,783 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-16 04:35:35,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:35:35,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:35:35,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:35:35,783 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-16 04:35:35,792 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-16 04:35:35,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:35:35,808 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 [2023-02-16 04:35:35,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:35:35,815 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 [2023-02-16 04:35:35,816 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-16 04:35:35,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:35,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:35,819 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) [2023-02-16 04:35:35,825 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 [2023-02-16 04:35:35,831 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:35:35,832 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-16 04:35:35,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:35:35,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:35:35,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:35:35,832 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:35:35,838 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:35:35,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:35:35,843 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 [2023-02-16 04:35:35,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:35:35,853 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-02-16 04:35:35,853 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-16 04:35:35,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:35,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:35,854 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) [2023-02-16 04:35:35,856 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 [2023-02-16 04:35:35,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-16 04:35:35,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:35:35,865 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-16 04:35:35,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:35:35,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:35:35,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:35:35,865 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-16 04:35:35,871 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-16 04:35:35,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:35:35,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:35:35,893 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 [2023-02-16 04:35:35,931 INFO L210 LassoAnalysis]: Preferences: [2023-02-16 04:35:35,931 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-16 04:35:35,931 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-16 04:35:35,931 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-16 04:35:35,932 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-16 04:35:35,932 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:35,932 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-16 04:35:35,932 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-16 04:35:35,932 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Lasso [2023-02-16 04:35:35,932 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-16 04:35:35,932 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-16 04:35:35,935 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:35:36,905 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:35:36,917 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:35:36,919 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:35:43,583 WARN L233 SmtUtils]: Spent 6.60s on a formula simplification. DAG size of input: 71 DAG size of output: 53 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-02-16 04:35:47,046 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-16 04:35:47,046 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-16 04:35:47,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:47,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:47,047 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) [2023-02-16 04:35:47,049 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 [2023-02-16 04:35:47,051 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-16 04:35:47,051 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-16 04:35:47,087 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 [2023-02-16 04:35:47,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:47,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:35:47,088 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) [2023-02-16 04:35:47,091 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 [2023-02-16 04:35:47,092 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-16 04:35:47,092 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-16 04:35:47,117 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-16 04:35:47,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-02-16 04:35:47,124 INFO L210 LassoAnalysis]: Preferences: [2023-02-16 04:35:47,124 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-16 04:35:47,124 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-16 04:35:47,124 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-16 04:35:47,124 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-16 04:35:47,124 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:35:47,124 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-16 04:35:47,124 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-16 04:35:47,124 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Lasso [2023-02-16 04:35:47,125 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-16 04:35:47,125 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-16 04:35:47,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:35:47,128 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:35:47,130 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:35:47,131 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:36:03,349 WARN L233 SmtUtils]: Spent 15.33s on a formula simplification. DAG size of input: 71 DAG size of output: 53 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-02-16 04:36:05,373 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-16 04:36:05,373 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-16 04:36:05,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,375 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) [2023-02-16 04:36:05,376 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 [2023-02-16 04:36:05,382 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 [2023-02-16 04:36:05,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-16 04:36:05,389 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-16 04:36:05,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,396 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 [2023-02-16 04:36:05,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,397 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) [2023-02-16 04:36:05,400 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 [2023-02-16 04:36:05,400 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 [2023-02-16 04:36:05,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-16 04:36:05,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-16 04:36:05,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,410 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 [2023-02-16 04:36:05,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,411 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) [2023-02-16 04:36:05,412 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 [2023-02-16 04:36:05,414 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 [2023-02-16 04:36:05,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-16 04:36:05,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-16 04:36:05,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,427 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 [2023-02-16 04:36:05,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,428 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) [2023-02-16 04:36:05,429 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 [2023-02-16 04:36:05,431 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 [2023-02-16 04:36:05,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-16 04:36:05,443 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-16 04:36:05,443 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-16 04:36:05,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,464 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 [2023-02-16 04:36:05,464 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-16 04:36:05,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,465 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) [2023-02-16 04:36:05,466 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 [2023-02-16 04:36:05,468 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 [2023-02-16 04:36:05,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,474 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-16 04:36:05,474 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-16 04:36:05,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,478 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:05,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,479 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) [2023-02-16 04:36:05,480 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 [2023-02-16 04:36:05,482 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 [2023-02-16 04:36:05,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,489 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-16 04:36:05,490 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-16 04:36:05,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,504 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 [2023-02-16 04:36:05,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,506 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) [2023-02-16 04:36:05,507 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 [2023-02-16 04:36:05,509 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 [2023-02-16 04:36:05,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,515 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-16 04:36:05,515 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-16 04:36:05,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,529 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 [2023-02-16 04:36:05,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,530 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) [2023-02-16 04:36:05,533 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 [2023-02-16 04:36:05,533 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 [2023-02-16 04:36:05,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,542 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-16 04:36:05,551 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-16 04:36:05,551 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-16 04:36:05,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,582 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 [2023-02-16 04:36:05,582 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-16 04:36:05,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,584 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) [2023-02-16 04:36:05,591 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 [2023-02-16 04:36:05,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,597 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:05,598 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:36:05,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,601 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 [2023-02-16 04:36:05,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,612 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 [2023-02-16 04:36:05,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,614 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) [2023-02-16 04:36:05,616 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 [2023-02-16 04:36:05,617 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 [2023-02-16 04:36:05,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,624 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:05,624 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:36:05,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,642 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 [2023-02-16 04:36:05,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,643 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) [2023-02-16 04:36:05,643 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 [2023-02-16 04:36:05,646 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 [2023-02-16 04:36:05,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,652 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,652 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:05,653 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:36:05,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,664 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 [2023-02-16 04:36:05,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,666 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) [2023-02-16 04:36:05,667 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 [2023-02-16 04:36:05,669 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 [2023-02-16 04:36:05,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,675 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:05,686 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-16 04:36:05,686 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-16 04:36:05,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,703 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 [2023-02-16 04:36:05,703 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-16 04:36:05,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,704 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) [2023-02-16 04:36:05,705 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 [2023-02-16 04:36:05,710 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 [2023-02-16 04:36:05,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,716 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-16 04:36:05,717 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-16 04:36:05,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,734 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 [2023-02-16 04:36:05,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,736 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) [2023-02-16 04:36:05,740 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 [2023-02-16 04:36:05,740 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 [2023-02-16 04:36:05,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,746 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-16 04:36:05,747 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-16 04:36:05,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,753 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 [2023-02-16 04:36:05,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,754 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) [2023-02-16 04:36:05,754 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 [2023-02-16 04:36:05,757 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 [2023-02-16 04:36:05,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,763 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-16 04:36:05,763 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-16 04:36:05,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,769 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 [2023-02-16 04:36:05,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,770 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) [2023-02-16 04:36:05,771 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 [2023-02-16 04:36:05,773 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 [2023-02-16 04:36:05,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:05,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,780 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-16 04:36:05,801 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-16 04:36:05,801 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-16 04:36:05,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,826 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 [2023-02-16 04:36:05,827 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-16 04:36:05,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,828 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) [2023-02-16 04:36:05,829 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 [2023-02-16 04:36:05,831 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 [2023-02-16 04:36:05,836 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:05,837 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-16 04:36:05,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,837 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-16 04:36:05,838 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-16 04:36:05,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,844 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 [2023-02-16 04:36:05,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,845 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) [2023-02-16 04:36:05,846 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 [2023-02-16 04:36:05,848 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 [2023-02-16 04:36:05,853 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:05,853 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-16 04:36:05,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,854 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-16 04:36:05,854 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-16 04:36:05,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,858 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 [2023-02-16 04:36:05,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,860 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) [2023-02-16 04:36:05,862 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 [2023-02-16 04:36:05,863 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 [2023-02-16 04:36:05,869 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:05,869 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-16 04:36:05,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,870 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-16 04:36:05,870 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-16 04:36:05,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,874 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 [2023-02-16 04:36:05,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,875 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) [2023-02-16 04:36:05,877 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 [2023-02-16 04:36:05,878 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 [2023-02-16 04:36:05,884 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:05,884 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-16 04:36:05,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,884 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-16 04:36:05,892 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-16 04:36:05,892 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-16 04:36:05,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,919 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 [2023-02-16 04:36:05,919 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-16 04:36:05,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,921 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) [2023-02-16 04:36:05,922 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 [2023-02-16 04:36:05,924 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 [2023-02-16 04:36:05,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:05,930 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-16 04:36:05,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,930 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:05,931 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:36:05,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,949 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 [2023-02-16 04:36:05,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,950 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) [2023-02-16 04:36:05,955 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 [2023-02-16 04:36:05,961 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:05,961 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-16 04:36:05,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,961 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:05,962 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:36:05,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:05,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:05,978 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 [2023-02-16 04:36:05,978 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 [2023-02-16 04:36:05,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:05,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:05,980 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) [2023-02-16 04:36:05,981 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 [2023-02-16 04:36:05,983 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 [2023-02-16 04:36:05,988 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:05,988 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-16 04:36:05,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:05,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:05,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:05,989 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:05,989 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:36:05,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:06,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,007 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 [2023-02-16 04:36:06,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:06,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,008 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) [2023-02-16 04:36:06,009 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 [2023-02-16 04:36:06,012 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 [2023-02-16 04:36:06,019 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:06,019 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-16 04:36:06,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:06,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:06,019 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:06,030 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-16 04:36:06,030 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-16 04:36:06,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,055 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 [2023-02-16 04:36:06,055 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-16 04:36:06,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:06,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,056 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) [2023-02-16 04:36:06,058 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 [2023-02-16 04:36:06,059 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 [2023-02-16 04:36:06,065 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:06,065 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-16 04:36:06,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:06,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:06,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:06,066 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-16 04:36:06,067 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-16 04:36:06,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:06,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:06,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:06,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,078 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) [2023-02-16 04:36:06,083 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 [2023-02-16 04:36:06,083 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 [2023-02-16 04:36:06,089 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:06,089 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-16 04:36:06,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:06,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:06,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:06,090 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-16 04:36:06,090 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-16 04:36:06,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:06,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,111 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 [2023-02-16 04:36:06,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:06,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,113 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) [2023-02-16 04:36:06,114 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 [2023-02-16 04:36:06,116 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 [2023-02-16 04:36:06,122 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:06,122 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-16 04:36:06,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:06,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:06,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:06,122 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-16 04:36:06,123 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-16 04:36:06,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:06,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,145 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 [2023-02-16 04:36:06,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:06,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,146 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) [2023-02-16 04:36:06,147 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 [2023-02-16 04:36:06,148 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 [2023-02-16 04:36:06,155 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:06,155 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-16 04:36:06,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:06,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:06,156 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-16 04:36:06,170 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-16 04:36:06,170 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-16 04:36:06,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,209 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 [2023-02-16 04:36:06,209 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-16 04:36:06,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:06,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,210 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) [2023-02-16 04:36:06,211 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 [2023-02-16 04:36:06,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-16 04:36:06,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:06,219 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-16 04:36:06,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:06,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:06,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:06,219 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:06,220 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:36:06,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:06,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,237 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 [2023-02-16 04:36:06,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:06,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,241 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) [2023-02-16 04:36:06,243 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 [2023-02-16 04:36:06,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-16 04:36:06,250 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:06,250 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-16 04:36:06,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:06,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:06,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:06,250 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:06,251 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:36:06,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:06,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:06,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:06,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,271 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) [2023-02-16 04:36:06,272 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 [2023-02-16 04:36:06,288 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 [2023-02-16 04:36:06,295 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:06,295 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-16 04:36:06,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:06,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:06,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:06,295 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:06,296 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:36:06,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:06,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,318 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 [2023-02-16 04:36:06,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:06,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,319 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) [2023-02-16 04:36:06,321 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 [2023-02-16 04:36:06,322 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 [2023-02-16 04:36:06,329 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:06,329 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-16 04:36:06,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:06,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:06,329 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:06,340 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-16 04:36:06,340 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-16 04:36:06,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:06,371 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-16 04:36:06,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:06,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,373 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) [2023-02-16 04:36:06,375 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 [2023-02-16 04:36:06,376 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 [2023-02-16 04:36:06,384 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:06,384 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-16 04:36:06,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:06,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:06,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:06,384 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-16 04:36:06,385 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-16 04:36:06,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:06,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,415 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:06,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:06,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,417 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) [2023-02-16 04:36:06,419 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 [2023-02-16 04:36:06,420 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 [2023-02-16 04:36:06,427 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:06,427 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-16 04:36:06,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:06,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:06,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:06,427 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-16 04:36:06,428 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-16 04:36:06,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:06,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,447 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:06,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:06,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,449 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) [2023-02-16 04:36:06,450 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 [2023-02-16 04:36:06,452 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 [2023-02-16 04:36:06,458 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:06,459 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-16 04:36:06,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:06,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:06,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:06,459 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-16 04:36:06,460 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-16 04:36:06,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:06,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,478 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:06,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:06,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,479 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) [2023-02-16 04:36:06,481 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 [2023-02-16 04:36:06,483 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 [2023-02-16 04:36:06,490 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:06,491 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-16 04:36:06,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:06,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:06,491 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-16 04:36:06,506 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-02-16 04:36:06,506 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-16 04:36:06,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:06,547 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:06,548 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-02-16 04:36:06,548 INFO L748 eck$LassoCheckResult]: Stem: 94#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 95#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 96#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 93#L55-2 assume !false; 89#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 90#L47-2 assume !false; 91#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 87#L55-1 assume !false; 88#L57 assume !!(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 97#L55-1 assume !false; 98#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 93#L55-2 [2023-02-16 04:36:06,548 INFO L750 eck$LassoCheckResult]: Loop: 93#L55-2 assume !false; 89#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 90#L47-2 assume !false; 91#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 87#L55-1 assume !false; 88#L57 assume !!(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 97#L55-1 assume !false; 98#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 93#L55-2 [2023-02-16 04:36:06,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 04:36:06,548 INFO L85 PathProgramCache]: Analyzing trace with hash 137450356, now seen corresponding path program 2 times [2023-02-16 04:36:06,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-16 04:36:06,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124042036] [2023-02-16 04:36:06,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:36:06,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-16 04:36:06,553 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-16 04:36:06,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [961208972] [2023-02-16 04:36:06,556 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-16 04:36:06,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-16 04:36:06,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,557 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-16 04:36:06,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2023-02-16 04:36:06,588 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-16 04:36:06,588 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-02-16 04:36:06,588 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-16 04:36:06,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:36:06,891 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-16 04:36:06,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 04:36:06,891 INFO L85 PathProgramCache]: Analyzing trace with hash -1638780463, now seen corresponding path program 2 times [2023-02-16 04:36:06,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-16 04:36:06,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670875323] [2023-02-16 04:36:06,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:36:06,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-16 04:36:06,894 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-16 04:36:06,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [889966669] [2023-02-16 04:36:06,894 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-16 04:36:06,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-16 04:36:06,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:06,921 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-16 04:36:06,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2023-02-16 04:36:06,975 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-16 04:36:06,976 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-02-16 04:36:06,976 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-16 04:36:07,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:36:07,150 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-16 04:36:07,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 04:36:07,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1338088892, now seen corresponding path program 3 times [2023-02-16 04:36:07,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-16 04:36:07,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207470311] [2023-02-16 04:36:07,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:36:07,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-16 04:36:07,156 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-16 04:36:07,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2034247794] [2023-02-16 04:36:07,157 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-02-16 04:36:07,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-16 04:36:07,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:07,159 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-16 04:36:07,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2023-02-16 04:36:07,181 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-02-16 04:36:07,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-02-16 04:36:07,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2023-02-16 04:36:07,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-16 04:36:07,592 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-02-16 04:36:07,592 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-02-16 04:36:07,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-02-16 04:36:07,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207470311] [2023-02-16 04:36:07,592 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-02-16 04:36:07,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2034247794] [2023-02-16 04:36:07,592 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2034247794] provided 1 perfect and 0 imperfect interpolant sequences [2023-02-16 04:36:07,593 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-02-16 04:36:07,593 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-02-16 04:36:07,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827649887] [2023-02-16 04:36:07,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-02-16 04:36:12,734 INFO L210 LassoAnalysis]: Preferences: [2023-02-16 04:36:12,734 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-16 04:36:12,735 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-16 04:36:12,735 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-16 04:36:12,735 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-16 04:36:12,735 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:12,735 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-16 04:36:12,735 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-16 04:36:12,735 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2023-02-16 04:36:12,735 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-16 04:36:12,735 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-16 04:36:12,735 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:36:25,246 WARN L233 SmtUtils]: Spent 10.50s on a formula simplification. DAG size of input: 71 DAG size of output: 53 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-02-16 04:36:26,722 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-16 04:36:26,723 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-16 04:36:26,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:26,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:26,724 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) [2023-02-16 04:36:26,728 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 [2023-02-16 04:36:26,729 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-16 04:36:26,729 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-16 04:36:26,739 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:26,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:26,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:26,740 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) [2023-02-16 04:36:26,741 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 [2023-02-16 04:36:26,743 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-16 04:36:26,743 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-16 04:36:26,754 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-16 04:36:26,757 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:26,757 INFO L210 LassoAnalysis]: Preferences: [2023-02-16 04:36:26,757 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-16 04:36:26,757 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-16 04:36:26,757 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-16 04:36:26,757 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-16 04:36:26,757 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:26,757 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-16 04:36:26,757 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-16 04:36:26,757 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2023-02-16 04:36:26,757 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-16 04:36:26,757 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-16 04:36:26,758 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:36:48,545 WARN L233 SmtUtils]: Spent 21.13s on a formula simplification. DAG size of input: 71 DAG size of output: 53 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-02-16 04:36:52,282 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-16 04:36:52,282 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-16 04:36:52,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:52,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:52,284 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-16 04:36:52,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-02-16 04:36:52,289 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 [2023-02-16 04:36:52,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:52,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:52,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:52,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:52,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-16 04:36:52,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-16 04:36:52,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:52,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:52,312 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2023-02-16 04:36:52,313 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-16 04:36:52,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:52,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:52,314 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-16 04:36:52,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-02-16 04:36:52,321 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 [2023-02-16 04:36:52,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:52,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:52,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:52,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:52,327 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-16 04:36:52,334 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-16 04:36:52,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:52,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:52,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:52,352 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-16 04:36:52,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:52,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:52,353 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-16 04:36:52,357 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 [2023-02-16 04:36:52,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:52,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:52,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:52,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:52,364 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:52,367 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:36:52,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:52,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-02-16 04:36:52,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:52,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:52,387 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-16 04:36:52,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:52,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:52,389 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2023-02-16 04:36:52,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-02-16 04:36:52,393 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 [2023-02-16 04:36:52,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-16 04:36:52,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:52,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:52,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:52,400 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-16 04:36:52,403 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-16 04:36:52,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:52,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:52,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:52,427 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-16 04:36:52,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:52,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:52,429 INFO L229 MonitoredProcess]: Starting monitored process 64 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) [2023-02-16 04:36:52,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-02-16 04:36:52,434 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 [2023-02-16 04:36:52,440 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:52,440 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-16 04:36:52,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:52,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:52,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:52,440 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-16 04:36:52,442 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-16 04:36:52,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:52,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:52,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:52,475 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-16 04:36:52,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:52,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:52,477 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2023-02-16 04:36:52,490 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 [2023-02-16 04:36:52,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:52,497 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-16 04:36:52,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:52,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:52,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:52,497 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:52,501 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:36:52,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:52,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-02-16 04:36:52,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:52,527 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:52,527 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-16 04:36:52,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:52,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:52,529 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-16 04:36:52,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-02-16 04:36:52,532 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 [2023-02-16 04:36:52,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:52,539 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-16 04:36:52,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:52,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:52,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:52,539 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-16 04:36:52,544 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-16 04:36:52,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:52,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:52,577 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:52,577 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-16 04:36:52,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:52,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:52,579 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-16 04:36:52,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-02-16 04:36:52,582 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 [2023-02-16 04:36:52,589 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:52,589 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-16 04:36:52,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:52,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:52,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:52,589 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-16 04:36:52,592 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-16 04:36:52,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:52,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:52,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:52,613 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-16 04:36:52,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:36:52,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:52,614 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-16 04:36:52,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-02-16 04:36:52,617 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 [2023-02-16 04:36:52,624 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-16 04:36:52,624 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-16 04:36:52,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-16 04:36:52,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-16 04:36:52,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-16 04:36:52,624 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-16 04:36:52,628 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-16 04:36:52,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-16 04:36:52,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-16 04:36:52,649 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-02-16 04:36:52,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-02-16 04:36:52,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-02-16 04:36:52,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-02-16 04:36:52,649 INFO L87 Difference]: Start difference. First operand 13 states and 16 transitions. cyclomatic complexity: 4 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2023-02-16 04:36:54,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-02-16 04:36:55,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-02-16 04:36:55,162 INFO L93 Difference]: Finished difference Result 19 states and 22 transitions. [2023-02-16 04:36:55,162 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 22 transitions. [2023-02-16 04:36:55,172 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2023-02-16 04:36:55,172 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 17 states and 20 transitions. [2023-02-16 04:36:55,172 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2023-02-16 04:36:55,172 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2023-02-16 04:36:55,172 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 20 transitions. [2023-02-16 04:36:55,172 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-02-16 04:36:55,173 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 20 transitions. [2023-02-16 04:36:55,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 20 transitions. [2023-02-16 04:36:55,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2023-02-16 04:36:55,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-02-16 04:36:55,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2023-02-16 04:36:55,174 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 20 transitions. [2023-02-16 04:36:55,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-02-16 04:36:55,176 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2023-02-16 04:36:55,176 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-02-16 04:36:55,176 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 20 transitions. [2023-02-16 04:36:55,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2023-02-16 04:36:55,176 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-16 04:36:55,176 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-16 04:36:55,177 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-02-16 04:36:55,177 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-02-16 04:36:55,177 INFO L748 eck$LassoCheckResult]: Stem: 196#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 197#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 198#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 199#L55-2 assume !false; 190#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 191#L47-2 assume !false; 204#L49 assume !!(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 193#L47-2 [2023-02-16 04:36:55,177 INFO L750 eck$LassoCheckResult]: Loop: 193#L47-2 assume !false; 200#L49 assume !!(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 193#L47-2 [2023-02-16 04:36:55,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 04:36:55,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1807031086, now seen corresponding path program 1 times [2023-02-16 04:36:55,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-16 04:36:55,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492897902] [2023-02-16 04:36:55,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:36:55,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-16 04:36:55,181 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-16 04:36:55,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [458474460] [2023-02-16 04:36:55,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:36:55,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-16 04:36:55,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:55,182 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-16 04:36:55,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Waiting until timeout for monitored process [2023-02-16 04:36:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:36:55,203 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-16 04:36:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:36:55,209 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-16 04:36:55,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 04:36:55,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2023-02-16 04:36:55,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-16 04:36:55,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492119683] [2023-02-16 04:36:55,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:36:55,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-16 04:36:55,211 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-16 04:36:55,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1481730331] [2023-02-16 04:36:55,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:36:55,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-16 04:36:55,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:55,214 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-16 04:36:55,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Waiting until timeout for monitored process [2023-02-16 04:36:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:36:55,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-16 04:36:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:36:55,232 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-16 04:36:55,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-16 04:36:55,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1390087027, now seen corresponding path program 2 times [2023-02-16 04:36:55,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-16 04:36:55,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840779118] [2023-02-16 04:36:55,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-16 04:36:55,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-16 04:36:55,236 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-02-16 04:36:55,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1726731164] [2023-02-16 04:36:55,236 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-02-16 04:36:55,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-02-16 04:36:55,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:36:55,239 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-02-16 04:36:55,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Waiting until timeout for monitored process [2023-02-16 04:36:56,728 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-02-16 04:36:56,728 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-02-16 04:36:56,728 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-16 04:36:56,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-16 04:36:56,963 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-16 04:37:02,185 INFO L210 LassoAnalysis]: Preferences: [2023-02-16 04:37:02,185 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-16 04:37:02,185 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-16 04:37:02,185 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-16 04:37:02,186 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-16 04:37:02,186 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:37:02,186 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-16 04:37:02,186 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-16 04:37:02,186 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration4_Lasso [2023-02-16 04:37:02,186 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-16 04:37:02,186 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-16 04:37:02,188 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:37:02,189 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:37:02,190 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:37:02,192 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:37:15,376 WARN L233 SmtUtils]: Spent 13.18s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 269] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.setFormulaAndSimplify) [2023-02-16 04:39:14,395 WARN L233 SmtUtils]: Spent 1.98m on a formula simplification. DAG size of input: 84 DAG size of output: 63 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-02-16 04:39:42,828 WARN L233 SmtUtils]: Spent 27.84s on a formula simplification that was a NOOP. DAG size: 59 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-02-16 04:39:43,042 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-16 04:39:43,042 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-16 04:39:43,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:39:43,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:39:43,043 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-16 04:39:43,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-02-16 04:39:43,049 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-16 04:39:43,049 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-16 04:39:43,057 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-16 04:39:43,057 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret1#1=0} Honda state: {ULTIMATE.start_main_#t~ret1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-16 04:39:43,060 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-02-16 04:39:43,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:39:43,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:39:43,061 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-16 04:39:43,061 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-02-16 04:39:43,064 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-16 04:39:43,064 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-16 04:39:43,071 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-16 04:39:43,071 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-16 04:39:43,073 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2023-02-16 04:39:43,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:39:43,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:39:43,074 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-16 04:39:43,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-02-16 04:39:43,077 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-16 04:39:43,077 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-16 04:39:43,083 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-16 04:39:43,083 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0#1=0} Honda state: {ULTIMATE.start_main_#t~ret0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-16 04:39:43,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2023-02-16 04:39:43,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:39:43,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:39:43,087 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-16 04:39:43,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-02-16 04:39:43,090 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-16 04:39:43,090 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-16 04:39:43,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2023-02-16 04:39:43,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:39:43,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-16 04:39:43,102 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-16 04:39:43,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-02-16 04:39:43,105 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-16 04:39:43,105 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-16 04:39:43,121 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-16 04:39:43,123 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-02-16 04:39:43,123 INFO L210 LassoAnalysis]: Preferences: [2023-02-16 04:39:43,123 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-16 04:39:43,123 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-16 04:39:43,123 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-16 04:39:43,123 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-16 04:39:43,123 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-16 04:39:43,123 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-16 04:39:43,123 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-16 04:39:43,124 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration4_Lasso [2023-02-16 04:39:43,124 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-16 04:39:43,124 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-16 04:39:43,124 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:39:44,592 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:39:44,593 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-16 04:39:44,595 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true